function glossTerm(name,sound,descrip,intLink1,dis1,target1,intLink2,dis2,target2)
{
	this.name=name;
	this.descrip=descrip;
	this.intLink1= intLink1;
	this.dis1= dis1;
	this.target1=target1;
	this.intLink2= intLink2;
	this.dis2= dis2;
	this.target2=target2;
	this.backLink = 'javascript:self.close()';
	this.tag = name.replace(/ /g, "_");
	this.sound= sound;
}

var glossary = new Array(); // create the array to hold the terms

var A = 0;

glossary[glossary.length] = new glossTerm('absorption','absorp.swf','When light passes through an object the intensity is reduced depending upon the color absorbed. Thus the selective absorption of white light produces colored light.','a1341.htm','Light Reactions','0','','','');
glossary[glossary.length] = new glossTerm('accessory pigment','access.swf','A compound in plants that absorbs light energy and transfers the energy to chlorophyll a.','a1339.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('acid','acid.swf','A compound that releases hydrogen ions in aqueous solution, forms salts with bases, and turns litmus paper pink.','','','','','','');
glossary[glossary.length] = new glossTerm('acnes vulgaris','acnesv.swf','The medical name for acne, including blackheads, pimples, and sebaceous cysts.','a0313.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('active transport','active.swf','A type of transport in which a substance is moved against the concentration gradient using a transport protein.  Cell energy is required for this process.','a1088.htm','Cell Membrane','0','','','');
glossary[glossary.length] = new glossTerm('adaptation','adpata.swf','A trait in an organism that helps it survive in its environment.','a1400.htm','Vacuole','0','','','');
glossary[glossary.length] = new glossTerm('addiction','addict.swf','Uncontrollable craving for a substance.','a0200.htm','What Is A Drug?','1','','','');
glossary[glossary.length] = new glossTerm('adherens junctions','adhere.swf','Cell junction in which the cytoplasmic face of the plasma membrane is attached to actin filaments.  Examples include the adhesion belts linking adjacent epithelial cells and the focal contacts on the lower surface of cultured fibroplasts.','a1015.htm','Cancer Cells','1','','','');
glossary[glossary.length] = new glossTerm('aerobic','aerobi.swf','Refers to chemical processes that require oxygen.','a1402.htm','Endosymbiont Hypothesis','0','','','');
glossary[glossary.length] = new glossTerm('alcoholic fermentation','alcoho.swf','Anaerobic cell respiration that converts pyruvic acid to alcohol, producing CO<sub>2</sub>.','a1324.htm','Cellular Respiration','0','','','');
glossary[glossary.length] = new glossTerm('amino acids','aminoa.swf','The building blocks for proteins.  Each amino acid consists of a carbon atom with a carboxyl group, an amino group, any one of 20 side groups, and a hydrogen atom.','a1305.htm','What Does a Ribosome Do?','0','','','');
glossary[glossary.length] = new glossTerm('amyloplast','amylop.swf','A type of plastid that stores starch.','a0866.htm','Chloroplasts','0','','','');
glossary[glossary.length] = new glossTerm('anabolic steroids','anabol.swf','Synthetic male sex hormones that promote tissue growth by increasing the production of protein.','a0677.htm','Anabolic Steroids','1','','','');
glossary[glossary.length] = new glossTerm('anaerobic','anaero.swf','Lacking or not requiring oxygen. This designation is used for bacteria like <i>P. acnes</i> which grow in the absence of oxygen. Other anaerobic bacteria include the tetanus-causing bacterium <I>Clostridium tetani</I>.','a0303b.htm','Acne','1','a0314.htm','Pimple Popper','0');
glossary[glossary.length] = new glossTerm('anandamide','ananda.swf','Natural message-carrying chemical produced by the body.','a0238.htm','Reproductive System','1','','','');
glossary[glossary.length] = new glossTerm('anaphase','anapha.swf','In mitosis, the stage in which identical chromatids separate and pull apart.','a0689.htm','Cell Cycle','0','a1330.htm','Chromosomes','0');
glossary[glossary.length] = new glossTerm('androgens','androg.swf','A general term for several male hormones having many effects on various cells. These hormones are present in both male and females, though they occur at much higher levels in males. They affect acne by stimulating the sebaceous glands.','a0321.htm','Acne','1','a0315.htm','Pimple Popper','0');
glossary[glossary.length] = new glossTerm('animal','animal.swf','A heterotrophic, multicellular eukaryote; most are mobile and reproduction is usually sexual.','a0052.htm','Animal Cell','1','','','');
glossary[glossary.length] = new glossTerm('antibiotics','antibi.swf','Chemicals produced by microorganisms to kill competing microorganisms. We use them to control infections.','a0401.htm','Antibiotics','1','','','');
glossary[glossary.length] = new glossTerm('anticodon','antico.swf','The 3 bases within tRNA that bond to the codon on mRNA.','a1404.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('apolar','apolar.swf','Not having separation of electrical charge (poles).  Apolar substances are oil-like and do not form aqueous solutions.  They will collect like oil droplets when mixed with water.','','','','','','');
glossary[glossary.length] = new glossTerm('archaebacteria','archae.swf','A group of prokaryotes that includes the methane-producing, salt-loving, and hot acid-loving organisms.','a1347.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('artifacts','artifa.swf','Apparent structures on the image which were not in the live cell. These may be optical illusions, clumps of stains, scratches on the slide or lens, or just debris that got stuck to the slide when it was being made.','a0627.htm','1900s- Electron Microscope Perfected','0','','','');
glossary[glossary.length] = new glossTerm('asexual reproduction','asexua.swf','The production of offspring from one parent, making the offspring genetically identical to the parent.','','','','','','');
glossary[glossary.length] = new glossTerm('aster','aster.swf','A star-like structure formed when microtubules grow out from the centrosome.','a0703.htm','Centrosomes','0','','','');
glossary[glossary.length] = new glossTerm('atom','atom.swf','The basic building block of all matter, consisting of subtomic particles such as the neutron, proton, and electron.','a0772.htm','Why Use Micrometers?','1','a0408.htm','Factors Which Promote Binding','0');
glossary[glossary.length] = new glossTerm('atomic force microscope','atomic.swf','A microscope using a small beam that can bounce over molecules to measure the molecules; has high enough magnification to see molecules.','a0951.htm','Atomic Force Microscope','1','','','');
glossary[glossary.length] = new glossTerm('ATP','atp.swf','Adenosine triphosphate; used by organisms for energy to power many types of reactions; produced by cellular respiration.','a0314.htm','Pimple Popper','0','a1340.htm','Photosynthesis','0');
glossary[glossary.length] = new glossTerm('autotroph','autotr.swf','An organism that makes its own food through the process of photosynthesis or chemosynthesis.','a0687.htm','Photosynthesis','0','a0716.htm','Autotrophs And Heterotrophs','0');
glossary[glossary.length] = new glossTerm('axon','axon.swf','The elongated extension of a neuron (nerve cell) that carries the nerve impulse (message) away from the main part (cell body) of the cell.','a0715.htm','Neurotransmitters','0','a0206.htm','Neurons And Messages','1');
glossary[glossary.length] = new glossTerm('axon terminal','axonte.swf','Small swelling at the end of the axon of the nerve cell.','a0225.htm','Neurons And Messages','1','a0207.htm','Neurons And Messages','1');

var B = glossary.length;

glossary[glossary.length] = new glossTerm('bacillus','bacill.swf','(<i>pl</i>. bacilli) A type of bacteria which is rod-shaped.','a0314.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('bacitracin','bacitr.swf','An antibiotic from the bacterium <i>Bacillus licheniformis</i> which disrupts bacterial cell wall synthesis. It is very toxic to mammalian kidneys if taken orally, so it is usually used only as a topical (on skin) antibiotic for cuts.','a0402.htm','Penicillin','0','','','');
glossary[glossary.length] = new glossTerm('bacteria','bacter.swf','(<i>sing</i>. bacterium) Prokaryotic unicellular organisms that are much smaller than a typical eukaryotic cell. They have no true nucleus or membrane-bound organelles.','a0717.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('bacterial chromosome','bact_c.swf','Bacteria have only one chromosome, which is in the form of a loop. Eukaryotic chromosomes are linear.','','','','','','');
glossary[glossary.length] = new glossTerm('basal body','basalc.swf','An area at the base of a cilium or a flagellum that organizes the microtubules.','a1303.htm','Cytoskeleton','0','a1332.htm','Epithelium','0');
glossary[glossary.length] = new glossTerm('basal layer of epidermis','basall.swf','The layer of cells at the base of the epidermis which makes new cells to replace worn-out epithelial cells.','a0747.htm','Epithelium','0','','','');
glossary[glossary.length] = new glossTerm('base','base.swf','A compound that releases hydroxide ions in an aqueous solution or accepts hydrogen ions or forms salts with acids.','','','','','','');
glossary[glossary.length] = new glossTerm('basement membrane','baseme.swf','(basal lamina) A thin lining of matrix that separates epithelial cells from connective tissue.','a1016.htm','Cancer','1','a1331.htm','Epithelium','0');
glossary[glossary.length] = new glossTerm('benign','benign.swf','Refers to a type of tumor or cell that is found at its site of origin and cannot invade that site or migrate to other sites within the body.','a1006.htm','Cancer','1','a0998.htm','Mutations','0');
glossary[glossary.length] = new glossTerm('benzopyrene','benzop.swf','Large aromatic hydrocarbon derived from cool tar.  It is classified as a carcinogen.','a0266.htm','Smoking','1','a1238.htm','Lungs','1');
glossary[glossary.length] = new glossTerm('binary fission','binary.swf','A type of asexual reproduction in which a cell divides into two identical daughter cells.','a0719.htm','Endosymbiont Hypothesis','0','','','');
glossary[glossary.length] = new glossTerm('biology','biolog.swf','The study of living things.','a0618.htm','Cell Theory','0','','','');
glossary[glossary.length] = new glossTerm('blackhead','blackh.swf','Skin pore which is plugged, usually with sebum and dead cells. Another term for a blackhead is a comedo.','a0321.htm','Acne','1','','','');
glossary[glossary.length] = new glossTerm('botany','botany.swf','The study of plants.','','','','','','');
glossary[glossary.length] = new glossTerm('brain','brain.swf','Bundle of nerves and neural connections that controls the nervous system.','a0206.htm','Neurons And Messages','1','a0243.htm','The Brain','1');
glossary[glossary.length] = new glossTerm('budding','budding.swf','A type of asexual reproduction in which a cell divides into two cells of unequal size.','','','','','','');

var C = glossary.length;

glossary[glossary.length] = new glossTerm('Calvin cycle','calvin.swf','The name given to the dark reactions in photosynthesis.  The Calvin cycle takes place in the chloroplast and depends on the products of the light reactions.','a1345.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('cancer','cancer.swf','Growth and reproduction of cells in an abnormal and uncontrolled manner.','a0993.htm','What Is Cancer?','1','','','');
glossary[glossary.length] = new glossTerm('cannabinoids','cannab.swf','The active ingredients in marijuana, which are similar enough to anandamides to use the same chemical doorways (receptors) into brain cells.  They can also interfere with normal sperm functioning by binding to anandamide receptors on the surface of sperm cells.','a0246.htm','Neurons and Messages','1','','','');
glossary[glossary.length] = new glossTerm('capillary','capill.swf','The smallest blood vessel, composed of only one cell layer, through which most diffusion of food, oxygen, waste and carbon dioxide occur.  Capillaries connect the arterial blood system to the venous one, permitting circulation of the blood.','a0308.htm','What Makes A Pimple Red?','1','a0679.htm','Hair Follicles','0');
glossary[glossary.length] = new glossTerm('capsule','capsul.swf','A layer of polysaccharides or polypeptides outside the bacterial cell wall.  It allows the bacterium to stick to surfaces.','a1347.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('carbohydrate','carboh.swf','An organic macromolecule that contains carbon, hydrogen and oxygen; supplies quick energy.','a1087.htm','Lipid Bilayer','0','','','');
glossary[glossary.length] = new glossTerm('carcinogen','carcin.swf','Any substance that can cause cancer.   Some carcinogens can actually turn on cancer-causing genes (oncogenes).  Some carcinogens can damage or mutate genes that normally inhibit the growth of cancers (tumor suppressor genes).','a0996.htm','Cancer','1','','','');
glossary[glossary.length] = new glossTerm('catalyst','cataly.swf','A substance that starts or speeds up a chemical reaction, while itself remaining unchanged.','','','','','','');
glossary[glossary.length] = new glossTerm('cell','cell.swf','The  basic unit of all living organisms.  It consists of at least a cell membrane, cytoplasm, and DNA.','a0010.htm','What Is Life?','1','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('cell adhesion','cellad.swf','The process by which cells stay together in a multicellular organism. This is accomplished by fibers, junctions, and membrane proteins.','a1014.htm','A Metastatic Cancer Cell Loses Its Ability To Bind Other Cells','1','a0999.htm','Gene Mutation And Cell Adhesion','0');
glossary[glossary.length] = new glossTerm('cell body','cellbo.swf','The largest part of a nerve cell.  It contains the nucleus and most of the cytoplasm.  Most of the cell activities take place here.','a1334.htm','Neurotransmitters','0','','','');
glossary[glossary.length] = new glossTerm('cell cycle','cellcy.swf','The four-stage sequence of cell growth and division starting with the beginning of one mitosis and ending at the beginning of the next.','a0689.htm','Cell Cycle','0','a1330.htm','Chromosomes','0');
glossary[glossary.length] = new glossTerm('cell membrane','cellme.swf','(also known as a plasma membrane)  The cell membrane consists of two layers of phospholipid molecules with embedded proteins.  It regulates chemical traffic between the interior and the exterior of the cell. It acts as a protective barrier between the cell and the cell’s environment.','a1085.htm','Cell Membrane','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('cell plate','cellpl.swf','A structure that is formed in the middle of the dividing plant cell.  It extends outward until it separates the new daughter cells, eventually developing into a complete cell wall.','a1328.htm','Cell Cycle','0','','','');
glossary[glossary.length] = new glossTerm('cell signaling chemicals','cellsi.swf','A large group of chemicals which are released by multicelled organisms to communicate information to other cells. They may include chemicals like hormones, interferon, pyrogens, or insulin.','','','','','','');
glossary[glossary.length] = new glossTerm('cell theory','cellth.swf','A three-part hypothesis stating that all organisms are composed of cells, cells are the basic units of structure and function in organisms, and all cells come from preexisting cells.','a0618.htm','Cell Theory','0','','','');
glossary[glossary.length] = new glossTerm('cell wall','cellwa.swf',' A porous, fibrous structure that surrounds and protects bacterial and some eukaryotic cells.  It maintains cell shape and controls entry of water.','a0690b.htm','Plant Cell Wall','0','a0054.htm','Plant Cell','1');
glossary[glossary.length] = new glossTerm('cellular respiration','cellur.swf','A series of reactions in which glucose is broken down into carbon dioxide and water, and ATP is produced.','a0869.htm','Mitochondrion','0','','','');
glossary[glossary.length] = new glossTerm('cellulose','cellul.swf','A polysaccharide (complex carbohydrate) that is the main component of the plant cell wall.','a0687.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('centrioles','centri.swf','Short, cylindrical groupings of microtubules found within the centrosomes of most animal and fungal cells  that help organize spindle fiber assembly during cell division.  Duplication of centrioles prior to mitosis helps ensure that daughter cells receive a centrosome during cell division.','a0704b.htm','Centrioles','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('centromere','centrm.swf','The point at which two identical chromatids are joined.','a1330.htm','Chromosomes','0','','','');
glossary[glossary.length] = new glossTerm('centrosome','centrs.swf','A structure found in eukaryotic cells that organizes microtubule growth during cell reproduction.   In animal and many fungal cells each centrosome contains a pair of centrioles.','a0703b.htm','Centrosome','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('chemical reaction','chemic.swf','The process of breaking chemical bonds and forming new ones.','a0706b.htm','Cytoplasm','0','a0687.htm','Photosynthesis','0');
glossary[glossary.length] = new glossTerm('chlorophyll','chloro.swf','The main photosynthetic pigment in plants that captures light energy.','a0866.htm','Chloroplasts','0','','','');
glossary[glossary.length] = new glossTerm('chloroplast','chlorp.swf',' The site of photosynthesis in eukaryotes.  It functions as a solar battery, capturing light energy and transforming it into the chemical energy of glucose.','a0866.htm','Chloroplast','0','a0054.htm','Plant Cell','1');
glossary[glossary.length] = new glossTerm('cholesterol','choles.swf','A lipid molecule found in animal cell membranes.  Cholesterol has a rigid four-ring structure that helps decrease cell membrane permeability to small, water-soluble molecules.','a0676.htm','Steroids','1','','','');
glossary[glossary.length] = new glossTerm('chromatic distortion','chrodi.swf','A property of lenses.  When light passes through a lens, the colors are dispersed at different angles. For example, red objects appear larger because red light is bent less.','a0624.htm','Chromatic Distortion','0','a1386.htm','Chromatic Distortion','0');
glossary[glossary.length] = new glossTerm('chromatid','chroti.swf','One of two identical strands of DNA that make up a chromosome.','a1330.htm','Chromosomes','0','','','');
glossary[glossary.length] = new glossTerm('chromatin','chromt.swf','Consists of DNA and proteins, mainly histones.','a0702.htm','Nucleus','0','a1329.htm','Chromosomes','0');
glossary[glossary.length] = new glossTerm('chromatophore','chroto.swf','A type of pigment cell found in the  skin of some organisms.  It contains color granules that can be moved to make the organism change colors.','a1271.htm','Why Does A Fish Change Color?','1','','','');
glossary[glossary.length] = new glossTerm('chromoplast','chropl.swf','A type of plastid that contains pigments which give color to such things as flowers and fruit.','a0866.htm','Chloroplast','0','','','');
glossary[glossary.length] = new glossTerm('chromosome','chromo.swf','A long coiled strand of linear DNA and associated proteins.  Chromosomes encode the hereditary information of an organism.  A typical human cell contains 23 pairs of chromosomes.','a0688.htm','Chromosomes','0','a0996.htm','Cancer','1');
glossary[glossary.length] = new glossTerm('chromosome theory','chroth.swf','The idea stating that hereditary factors, or genes, are carried on chromosomes.','','','','','','');
glossary[glossary.length] = new glossTerm('cilia','cilia.swf','(sing. cilium) Hair-like filaments that provide the locomotion for single-celled organisms or help move material, such as moving debris past a lung cell.','a0255.htm','Smoking','1','','','');
glossary[glossary.length] = new glossTerm('cisternae','cister.swf','Folded membranes found in the ER and the Golgi apparatus.','a0868.htm','Golgi Apparatus','0','a0758.htm','Endoplasmic Reticulum','0');
glossary[glossary.length] = new glossTerm('cleavage furrow','cleava.swf','In cytokinesis of animal cells, the area of constriction produced by the contractile proteins.','a1328.htm','Cell Cycle','0','','','');
glossary[glossary.length] = new glossTerm('clone','clone.swf','An organism (or group of cells) that came from one parent and is genetically identical to that parent.','','','','','','');
glossary[glossary.length] = new glossTerm('coccus','coccus.swf','Sphere-shaped bacterium.','a0313.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('codon','codon.swf','A sequence of three nucleotides on messenger RNA that codes for one amino acid.','a1404.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('collagen','collag.swf','One of the most common structural proteins made by human cells. It is flexible, but not elastic. It forms the basis of ligaments, tendons, and the fabric of skin and other tissues. Gristle in meat is collagen.','','','','','','');
glossary[glossary.length] = new glossTerm('colloid','colloi.swf','A mixture of two substances to which one freely divided substance is uniformly dispensed in the other.','a0706.htm','Cytoplasm','0','','','');
glossary[glossary.length] = new glossTerm('comedo','comedo.swf','A skin pore which is plugged, usually with sebum and dead cells. Most people call it a blackhead.','a0313.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('compound','compou.swf','A substance composed of two or more elements that are chemically bonded in fixed proportions.','a0691.htm','Cellular Respiration','0','','','');
glossary[glossary.length] = new glossTerm('compound light microscope','compli.swf','An instrument that uses light, an ocular lens, and an objective lens to magnify small objects.','a0796.htm','The Light Microscope','0','a0797.htm','Using A Light Microscope','1');
glossary[glossary.length] = new glossTerm('confocal microscope','confoc.swf','A microscope that uses a laser beam and fluorescent stains to visualize sections of a specimen and a computer then creates a 3D image of the specimen.','a0814.htm','The Confocal Microscope','0','','','');
glossary[glossary.length] = new glossTerm('conjugation','conjug.swf','The transfer or exchange of genetic material between two organisms.','','','','','','');
glossary[glossary.length] = new glossTerm('control group','contro.swf','In an experiment, the group that is not exposed to the variable being tested.','','','','','','');
glossary[glossary.length] = new glossTerm('covalent bond','covale.swf','The chemical bond between two atoms that share electrons.','a1319.htm','Cellular Respiration','0','','','');
glossary[glossary.length] = new glossTerm('cristae','crista.swf','(<i>sing</i>. crista) Infoldings of the inner membrane in the mitochondrion.','a0869.htm','Mitochondrion','0','','','');
glossary[glossary.length] = new glossTerm('cyanobacteria','cyanob.swf','Prokaryotic cells that produce O<sub>2</sub> by photosynthesis using chlorophyll.','a1347.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('cysts','cysts.swf','In general, sacs with a distinct wall containing a fluid or other structure. In this case it is a sebaceous cyst which is produced when infection breaks through the wall of the hair follicle and spreads. A sebaceous cyst is a larger structure than a pimple.','a0301.htm','Begin Your Pimple-Popping Investigation','1','','','');
glossary[glossary.length] = new glossTerm('cytokinesis','cytoki.swf','In a eukaryotic cell, the division of the cytoplasm following mitosis.','a0689.htm','Cell Cycle','0','','','');
glossary[glossary.length] = new glossTerm('cytoplasm','cytopl.swf','The material in a cell, excluding the nucleus and the plasma membrane. It is one of the basic cell components.','a0706.htm','Cytoplasm','0','','','');
glossary[glossary.length] = new glossTerm('cytoplasmic streaming','cytops.swf','The flow of cytoplasm within the cell or between cells.','a1304.htm','Cytoskeleton','0','','','');
glossary[glossary.length] = new glossTerm('cytoskeleton','cytosk.swf','A network of fibers in the cytoplasm of a cell that supports the cell and participates in cell mobility.','a0705.htm','Cytoskeleton','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('cytosol','cytoso.swf','The fluid component of cytoplasm.','a0706b.htm','Cytoplasm','0','a0052.htm','Animal Cell','1');

var D = glossary.length;

glossary[glossary.length] = new glossTerm('dark reactions','darkre.swf','A series of chemical reactions that occur during photosynthesis; they do not require light and do produce glucose.','a1340.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('data','data.swf','Information collected during an experiment.','','','','','','');
glossary[glossary.length] = new glossTerm('decomposer','decomp.swf','An organism that consumes dead organic matter, recycling it into the environment.','','','','','','');
glossary[glossary.length] = new glossTerm('dedifferentiate','dediff.swf','A process caused by altered gene expression in a cell that results in the cell\'s losing the ability to perform specialized functions.','a1006.htm','Cancer Cells','1','','','');
glossary[glossary.length] = new glossTerm('dendrites','dendri.swf','Extensions of the main cell body of a neuron (nerve cell).','a0715.htm','Neurotransmitters','0','','','');
glossary[glossary.length] = new glossTerm('deoxyribose','deoxyr.swf','A 5-carbon sugar that is DNA.','a1355.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('dependent variable','depend.swf','In an experiment, the condition that responds to changes in the independent variable.','','','','','','');
glossary[glossary.length] = new glossTerm('dermatologists','dermat.swf','Doctors who specialize in the study and treatment of skin and its diseases such as acne or skin cancer.','a0323.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('dermis','dermis.swf','The deeper layer of the skin, consisting of connective tissue, nerves, blood vessels, and sensory structures.','a0308.htm','Acne','1','a0302.htm','Acne','1');
glossary[glossary.length] = new glossTerm('desmosome','desmas.swf','A cell junction composed of thickened plasma membrane joined by filaments.','a0747.htm','Epithelium','0','','','');
glossary[glossary.length] = new glossTerm('development','develo.swf','The process of  change and specialization that occurs in an organism during its life.','a0615.htm','Theodor Schwann','0','','','');
glossary[glossary.length] = new glossTerm('differentiate','differ.swf','The process that takes place when an unspecialized cell develops specialized function(s).','a1005.htm','Cancer','1','','','');
glossary[glossary.length] = new glossTerm('diffraction','diffra.swf','The modification of light passing through a narrow slit or bending around an edge.','','','','','','');
glossary[glossary.length] = new glossTerm('differential interference contrast microscope','diffei.swf','Uses 2 beams of polarized light of different pathlengths; creates a shadow which shows the 3D nature of the cell.','a0949.htm','Differential Interference Contrast (DIC) Imaging','0','','','');
glossary[glossary.length] = new glossTerm('diffusion','diffus.swf','The movement of a substance along a concentration gradient from an area of higher concentration to an area of lower concentration.','a1331.htm','Epithelium','0','a0715.htm','Neurotransmitters','0');
glossary[glossary.length] = new glossTerm('digestion','digest.swf','The process by which food is changed into a form which the body can use.','','','','','','');
glossary[glossary.length] = new glossTerm('digital light microscope','digita.swf','A microscope that uses ordinary light; has no ocular lens but, instead, creates a digital image on a computer.','a0950.htm','Digital Light Microscope','0','','','');
glossary[glossary.length] = new glossTerm('dilation of capillary','dilati.swf','Increase in the diameter of the smallest blood vessels, which are composed of only one cell layer.  The cells in the vessel wall decrease their adhesion and become larger in diameter, allowing white blood cells and chemical messengers to pass through. Blushing is the result of dilation.  The warmth and redness are the result of the greater volume of blood closer to the surface.','a0679.htm','Hair Follicles','0','','','');
glossary[glossary.length] = new glossTerm('diphtheroids','dipthe.swf','A group of bacteria that are club-shaped like the diphtheria bacteria.','','','','','','');
glossary[glossary.length] = new glossTerm('diploid','diploi.swf','The basic chromosome number, sometimes abbreviated 2n. Includes one of each chromosome (a set) from each parent.','a0688.htm','Chromosomes','0','','','');
glossary[glossary.length] = new glossTerm('disease','diseas.swf','A condition that impairs or damages the body\'s normal functions.','a1285.htm','Disease And Medicine','1','','','');
glossary[glossary.length] = new glossTerm('dispersion','disper.swf','Separation of light into its constituent wavelengths when it enters a transparent medium - the change of refractive index with wavelength, such as the spectrum produced by a prism or a rainbow.','a1242.htm','Refraction And Dispersion','0','','','');
glossary[glossary.length] = new glossTerm('DNA','dna.swf','Deoxyribonucleic acid, the organic macromolecule that contains the genetic code.  The molecule which makes up genes.','a0406.htm','Nucleic Acid','0','a0702.htm','Nucleus','0');
glossary[glossary.length] = new glossTerm('Down\'s Syndrome','downss.swf','A genetic disorder in which the affected individual has an extra chromosome 21, resulting in mental retardation and characteristic appearance.','','','','','','');
glossary[glossary.length] = new glossTerm('drug','drug.swf','Substance that causes a change in the body.','a0200.htm','What Is A Drug?','1','','','');
glossary[glossary.length] = new glossTerm('drug abuse','drugab.swf','The taking of a drug for nonmedical reasons.','a0200.htm','What Is A Drug?','1','','','');

var E = glossary.length;

glossary[glossary.length] = new glossTerm('electromagnetic spectrum','elcmag.swf','The complete range of frequencies of electromagnetic waves, from cosmic rays through the visible spectrum to radio waves.','a1339.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('electron','elctrn.swf','Negatively charged subatomic particle that is located in the orbitals around the nucleus of an atom.','a1341.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('electron microscope','elcmic.swf','Uses magnets and a beam of electrons to magnify objects.','a0813.htm','The Electron Microscope (EM)','0','','','');
glossary[glossary.length] = new glossTerm('electron transport chain','elctra.swf','A series of reactions in which energized electrons are transferred from one molecule to another, each time releasing some energy.','a1341.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('element','elemen.swf','A substance that cannot be changed into a simpler substance by chemical means.','','','','','','');
glossary[glossary.length] = new glossTerm('elodea','elodea.swf','A plant that lives in fresh-water environments such as ponds and streams.','a0866.htm','Chloroplasts','0','a1109.htm','The BioScope Cell Viewer','1');
glossary[glossary.length] = new glossTerm('endocytosis','endocy.swf','The process that allows the cell to take in materials from the environment that are too large to pass through the cell membrane.','a1304.htm','Cytoskeleton','0','','','');
glossary[glossary.length] = new glossTerm('endosymbiont','endosy.swf','An organism that has been engulfed through endocytosis by a host cell.  The engulfed cell lives in symbiosis with the host cell.','a0719.htm','Endosymbiont Hypothesis','0','','','');
glossary[glossary.length] = new glossTerm('endosymbiont hypothesis','endosh.swf','A theory proposed by Lynn Margulis in 1971 stating that the first eukaryotic cells came from prokaryotic cells that engulfed other prokaryotic cells.','a0719.htm','Endosymbiont Hypothesis','0','a0866.htm','Chloroplasts','0');
glossary[glossary.length] = new glossTerm('energy','energy.swf','The capacity to perform work; the power needed to run organisms.','a1341.htm','Photosynthesis','0','a0716.htm','Autotrophs and Heterotrophs','0');
glossary[glossary.length] = new glossTerm('environment','enviro.swf','A combination of physical and biological factors that influence life.','','','','','','');
glossary[glossary.length] = new glossTerm('enzyme','enzyme.swf','A protein that acts as a catalyst in chemical reactions.','a0303b.htm','Acne','0','','','');
glossary[glossary.length] = new glossTerm('epidermis','epider.swf','The outer layer of the skin epithelium. It consists of a basal layer where new cells are made, then a layer where the cells flatten out and eventually are filled with keratin and shed from the body. The epidermis provides protection from drying or infection to the underlying layers.','a0776.htm','Movies','1','','','');
glossary[glossary.length] = new glossTerm('epithelium','epithe.swf','Tissue that covers the body surface, lines its internal cavities, and forms glands.','a0999.htm','Cancer','0','','','');
glossary[glossary.length] = new glossTerm('equilibrium','equili.swf','A state of balance.','','','','','','');
glossary[glossary.length] = new glossTerm('erythromycin','erythr.swf','An antibiotic which prevents protein synthesis in bacteria by gumming up the bacterial ribosomes. Because bacterial ribosomes are structurally different from eukaryotic ribosomes, erythromycin does not bind to  eukaryotic ribosomes or affect eukaryotic protein synthesis.','a0403.htm','Binding','1','a0319.htm','Acne','1');
glossary[glossary.length] = new glossTerm('estrogen','estrog.swf','A steroid hormone that stimulates the growth and differentiation of the cells found in the endometrium.','a0675.htm','Steroids','1','a0321.htm','Acne','1');
glossary[glossary.length] = new glossTerm('eukaryote','eukary.swf','An organism whose cells contain a definite (true) nucleus and other membrane-bound organelles.','a0702.htm','Nucleus','0','a0717.htm','Prokaryote / Eukaryote','0');
glossary[glossary.length] = new glossTerm('evolution','evolut.swf','Change in living things over time.','a0716.htm','Autotrophs and Heterotrophs','0','','','');
glossary[glossary.length] = new glossTerm('exocytosis','exocyt.swf','A process by which substances too large to pass through the cell membrane are released into the cell’s environment.','a0868.htm','Golgi Apparatus','0','','','');
glossary[glossary.length] = new glossTerm('experiment','experi.swf','A test of a hypothesis.','a0625.htm','Spherical Distortion','0','','','');
glossary[glossary.length] = new glossTerm('experimental group','experg.swf','In an experiment, the group that is exposed to the variable.','','','','','','');
glossary[glossary.length] = new glossTerm('eyepiece','eyepie.swf','On a microscope, that portion of the instrument that is used by the eye of the user, and contains the ocular lens.','a0798.htm','Identify Important Parts Of Your Microscope','1','a1229.htm','Microscope Focal Points','1');

var F = glossary.length;

glossary[glossary.length] = new glossTerm('facilitated diffusion','facili.swf','Diffusion of substances through a membrane with the aid of a transport protein.','a1088.htm','Function Of Cell Membrane','0','','','');
glossary[glossary.length] = new glossTerm('fatty acids','fattya.swf','A hydrocarbon chain with a terminal carboxylic acid group.  It can be saturated (no double bonds) or unsaturated (one or more double bonds).  Triglycerides are fatty esters formed from glycerol and three fatty acids.','a0405.htm','Cell Membrane','0','','','');
glossary[glossary.length] = new glossTerm('fermentation','fermen.swf','The anaerobic breakdown of an organic molecule (usually a carbohydrate) under enzymatic control.  Alcoholic fermentation (such as beer brewing) is the best known example.  Cells can obtain energy from the process.','a1324.htm','Cellular Respiration','0','a0211.htm','Fermentation','1');
glossary[glossary.length] = new glossTerm('flagellum','flagel.swf','(<i>pl</i>. flagella) A thin whip-like projection that aids in locomotion of a  single cell, such as a sperm cell.','a0703.htm','Centrosome','0','a1347.htm','Prokaryote / Eukaryote','0');
glossary[glossary.length] = new glossTerm('fluorescence microscope','fluore.swf','Used with fluorescent stains, a mercury lamp, optical filters, and specific stains.','a0815.htm','The Fluorescence Microscope','1','','','');
glossary[glossary.length] = new glossTerm('fluid-mosaic model','fluidm.swf','An explanation of the nature of the cell membrane, as a bilayer of phospholipids with interspersed proteins; the molecules are constantly moving.','a0628.htm','1900s - Molecular Probes','0','','','');
glossary[glossary.length] = new glossTerm('focal adhesions','focala.swf','Dark areas in an interference reflection microscope, in which only the light reflected from the under suface of the cell is collected.','a1015.htm','Cancer','1','','','');
glossary[glossary.length] = new glossTerm('fragmentation','fragme.swf','A type of asexual reproduction in which part of an organism breaks off and grows into a genetically identical organism.','','','','','','');
glossary[glossary.length] = new glossTerm('fungi','fungi.swf','(<i>sing</i>. fungus) Eukaryotic heterotrophs that consume food by absorption; most are multicellular and composed of hyphae; have cell walls made of chitin.','a0313.htm','Pimple Popper','0','a1348.htm','Prokaryote / Eukaryote','0');

var G = glossary.length;

glossary[glossary.length] = new glossTerm('gamete','gamete.swf','A reproduction cell.  It is haploid.','','','','','','');
glossary[glossary.length] = new glossTerm('gel','gel.swf','The phase of a colloid that is more solid than liquid.','a1304.htm','Cytoskeleton','0','','','');
glossary[glossary.length] = new glossTerm('gene','gene.swf','A length of DNA coding for a particular protein or RNA molecule.','a0702.htm','Nucleus','0','','','');
glossary[glossary.length] = new glossTerm('genetics','geneti.swf','The study of heredity.','a0267.htm','Gene p53','1','','','');
glossary[glossary.length] = new glossTerm('genome','genome.swf','The sum total of all the genes of a cell or an organism.  The human genome, for example, contains the entire &quot;recipe&quot; for a human being.','a0267.htm','Gene p53','1','','','');
glossary[glossary.length] = new glossTerm('genotype','genoty.swf','The types of alleles in an organism.','','','','','','');
glossary[glossary.length] = new glossTerm('genus','genus.swf','A biological classification of plants or animals consisting of a group of closely related species.','','','','','','');
glossary[glossary.length] = new glossTerm('glucose','glucos.swf','A simple sugar that is one of the products of photosynthesis.','a0687.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('glycolysis','glycol.swf','The breakdown of glucose into pyruvic acid.  It is anaerobic and occurs in the cytoplasm of the cell.','a1319.htm','Cellular Respiration','0','','','');
glossary[glossary.length] = new glossTerm('golgi apparatus','golgia.swf','A stack of double membranes where molecules made in other parts of the cell are modified, sorted, and packaged, then sent elsewhere. It is prominent in cells that secrete molecules.','a0868.htm','Golgi Apparatus','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('gram-negative','gramne.swf','Refers to bacteria whose cell wall has a low affinity for violet stain and so appears pink.','a0754.htm','Bacterial Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('gram-positive','grampo.swf','Refers to bacteria whose cell wall has a high affinity for violet stain and so appears purple.','a0754.htm','Bacterial Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('grana','grana.swf','(<i>sing</i>. granum) The stacks of membranes found in a chloroplast;  they function in photosynthesis.','a0866.htm','Chloroplasts','0','','','');
glossary[glossary.length] = new glossTerm('growth','growth.swf','The process by which an organism gets larger, by an increase either in cell size or in cell number','a0998.htm','Mutations In Genes Controlling Cell Growth Can Cause Cancer','0','a1003.htm','Cancer Cells Grow Inappropriately','1');

var H = glossary.length;

glossary[glossary.length] = new glossTerm('half-life','halfli.swf','The time it takes for half the amount of a substance to disappear or be removed.','','','','','','');
glossary[glossary.length] = new glossTerm('hallucinogen','halluc.swf','A drug that distorts sensory impressions.','','','','','','');
glossary[glossary.length] = new glossTerm('haploid','haploi.swf','Half the diploid number; consists of one of each pair of chromosomes.','','','','','','');
glossary[glossary.length] = new glossTerm('heme','heme.swf','An iron-containing compound that can bind the protein globin to form hemoglobin. Hemoglobin is found in red blood cells and carries oxygen in the blood.','','','','','','');
glossary[glossary.length] = new glossTerm('hemoglobin','hemogl.swf','Molecule that carries oxygen in the blood.','','','','','','');
glossary[glossary.length] = new glossTerm('hereditary disease','heredd.swf','A genetically transmitted disease.','a0718.htm','Peroxisomes','0','','','');
glossary[glossary.length] = new glossTerm('heredity','heredi.swf','The passing of traits from parents to offspring.','','','','','','');
glossary[glossary.length] = new glossTerm('heterotroph','hetero.swf','An organism that must consume other organisms or organic waste as its energy source.','a0716.htm','Autotrophs And Heterotrophs','0','','','');
glossary[glossary.length] = new glossTerm('histone','histon.swf','A protein that plays a role in the packing of DNA into chromosomes.','a1329.htm','Chromosome','0','','','');
glossary[glossary.length] = new glossTerm('homeostasis','homeos.swf','The self-adjusting balance that an organism must maintain between itself and its environment.','','','','','','');
glossary[glossary.length] = new glossTerm('hormone','hormon.swf','A substance that is produced in one part of the body, passes into the bloodstream, and is carried to other organs or tissues, where it acts to modify their structure or function.  Some hormones are proteins that attach to receptor sites on the cell membrane. The steroid hormones - testosterone, estrogen, etc., are lipid soluble. They pass through the phospholipid bilayer of the cell membrane and attach to a receptor within the cell.','a0675.htm','Steroids','1','a0895.htm','Lean Pork','1');
glossary[glossary.length] = new glossTerm('hydrogen bond','hydrog.swf','A weak interaction between a hydrogen atom and another atom or group of atoms which has great attraction for electrons. These are easily formed and easily broken.','a0408.htm','Binding','1','','','');
glossary[glossary.length] = new glossTerm('hydrolases','hydrol.swf','Enzymes which catalyze the addition of water to a molecule, which is split into two or more smaller molecules. Lipases break fatty acids from phospholipids; proteases break amino acids from protein polymers.','','','','','','');
glossary[glossary.length] = new glossTerm('hydrophilic','hydrop.swf','Water loving. Hydrophilic molecules are electrically charged (i.e., they are ionized). These chemicals easily dissolve in or mix with water.','a0405.htm','Cell Membrane','0','','','');
glossary[glossary.length] = new glossTerm('hydrophobic','hydrph.swf','Water fearing. The molecules do not have an electrical charge. They are oil-like and do not dissolve in water. They will group like oil droplets when mixed with water.','a0405.htm','Cell Membrane','0','','','');
glossary[glossary.length] = new glossTerm('hypertonic solution','hypoto.swf','A solution in which the concentration of solutes is greater than that inside a cell.','','','','','','');
glossary[glossary.length] = new glossTerm('hypochlorite','hypoch.swf','The active ingredient in bleach (HOCl-), produced by phagosomes along with hydrolases and other highly reactive chemicals to destroy engulfed microorganisms.','','','','','','');
glossary[glossary.length] = new glossTerm('hypothesis','hypoth.swf','An answer to a question which is based on observations and can be tested.','a0625.htm','Spherical Distortion','0','','','');
glossary[glossary.length] = new glossTerm('hypotonic solution','hypoto.swf','A solution in which the concentration of solutes is less than that inside a cell.','','','','','','');

var I = glossary.length;

glossary[glossary.length] = new glossTerm('impulse','impuls.swf','An electrical signal that is carried by neurons in the nervous system.','a0715.htm','Neurotransmitters','0','','','');
glossary[glossary.length] = new glossTerm('independent variable','indepe.swf','In an experiment, the condition that is changed to produce a response in the dependent variable.','','','','','','');
glossary[glossary.length] = new glossTerm('inflammation','inflam.swf','A response of tissue to infection, injury, or allergy involving swelling, redness, heat, and pain, which may lead to tissue destruction.','a0315.htm','Pimple Popper','0','a0907.htm','The Inflammation Response','0');
glossary[glossary.length] = new glossTerm('inhibit','inhibi.swf','Repress, hold back. (E.g., lead will slow down or inhibit the production of hemoglobin.) ','','','','','','');
glossary[glossary.length] = new glossTerm('inorganic compound','inorga.swf','Not organic.  That is, not carbon-containg.  Generally of mineral origin.','','','','','','');
glossary[glossary.length] = new glossTerm('intermediate filaments','interm.swf','Strong, stable protein fibers found in the cytoplasm of most animal cells. A component of the cytoskeleton.','a0705.htm','Cytoskeleton','0','','','');
glossary[glossary.length] = new glossTerm('interphase','interp.swf','The stage of the cell cycle when the cell nucleus is not dividing.  Most of the cell\'s activities occur in this stage.','a0689.htm','Cell Cycle','0','','','');
glossary[glossary.length] = new glossTerm('inverted microscope','invert.swf','A microscope whose objectives are below the specimen; useful when a large distance is needed between the specimen and the light source.','a0816.htm','The Inverted Microscope','1','','','');
glossary[glossary.length] = new glossTerm('ion','ion.swf','An electrically charged atom or group of atoms that has gained or lost one or more electrons.','a1343.htm','Photosynthesis','0','a0706.htm','Cytoplasm','0');
glossary[glossary.length] = new glossTerm('ionic bond','ionicb.swf','The electrical attraction between a positive and a negative ion.','','','','','','');
glossary[glossary.length] = new glossTerm('isotonic solution','isoton.swf','A solution in which the concentration of solutes is equal to that inside a cell.','','','','','','');

var J = glossary.length;

var K = glossary.length;

glossary[glossary.length] = new glossTerm('karyotype','karyot.swf','The entire set of metaphase chromosomes of a eukaryotic organism.','a0688.htm','Chromosome','0','','','');
glossary[glossary.length] = new glossTerm('keratin','kerati.swf','Fibrous protein found in hair, skin, and nails to protect, harden, and make water-repellent.','a1331.htm','Epithelium','0','a0313.htm','Pimple Popper','0');
glossary[glossary.length] = new glossTerm('Krebs cycle','krebsc.swf','A series of chemical reactions that occur during aerobic respiration.','a1321.htm','Cellular Respiration','0','','','');

var L = glossary.length;

glossary[glossary.length] = new glossTerm('lactic acid','lactic.swf','A by-product of energy production in anaerobic conditions (no oxygen). It is used by <i>P. acnes</i> as an energy source.','a0314.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('lactic acid fermentation','lactif.swf','Anaerobic respiration that converts pyruvic acid to lactic acid.  It occurs in the muscles when there is not enough oxygen for aerobic respiration.','a1321.htm','Cellular Respiration','0','','','');
glossary[glossary.length] = new glossTerm('lens','lens.swf','Transparent, curved glass structure that magnifies the image in a microscope.','a0623.htm','1830s - The Problem Was Resolution','0','a0608.htm','Anton Van Leewenhoek','0');
glossary[glossary.length] = new glossTerm('leucoplast','leukop.swf','A plastid that does not become green and photosynthetic.  A common type of leucoplast stores starch.','a0054.htm','Plant Cell','1','','','');
glossary[glossary.length] = new glossTerm('leukocyte','leukoc.swf','A general name for white blood cells such as neutrophils, macrophages, or lymphocytes. They participate in body immune and inflammatory responses.','a0309.htm','Tissue Inflamatory Response','0','a0893.htm','Removing Damaged Cells','0');
glossary[glossary.length] = new glossTerm('light reactions','lightr.swf','A series of reactions in photosynthesis that occur in the thylakoid membranes of the chloroplast.  They require light and produce ATP and NADPH.','a1340.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('lignin','lignen.swf','A component of the plant cell wall that provides strength.','a1307b.htm','Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('lipases','lipase.swf','Enzymes which break down lipids such as those found in the cell membrane.','a0303.htm','Acne','1','','','');
glossary[glossary.length] = new glossTerm('lipid','lipid.swf','Any of a group of fat-like organic macromolecules that are insoluble in water; they include phospholipids, steroids, waxes, and fats.','a0303.htm','Acne','1','a0896.htm','Lean Pork','1');
glossary[glossary.length] = new glossTerm('lumen','lumen.swf','The space formed by the double membranes of the endoplasmic reticulum or Golgi apparatus.','a0758.htm','Endoplasmic Reticulum','0','','','');
glossary[glossary.length] = new glossTerm('lyse','lyse.swf','To break down or to undergo dissolution as in lysing a cell.','a0402.htm','Penicillin','0','','','');
glossary[glossary.length] = new glossTerm('lysosome','lysoso.swf','Membrane-covered organelle containing digestive enzymes that digest or recycle macromolecules.  The inside environment is quite acidic.','a0867.htm','Lysosome','0','a0052.htm','Animal Cell','1');

var M = glossary.length;

glossary[glossary.length] = new glossTerm('macrophage','macrop.swf','A large white blood cell derived from a monocyte which functions by phagocytosing debris in the body. The macrophages also secrete proteins involved in inflammation and the immune response.','a0907.htm','The Inflamation Response','0','','','');
glossary[glossary.length] = new glossTerm('magnification','magnif.swf','Apparent increase in an object’s size.','a0774.htm','Magnification','1','','','');
glossary[glossary.length] = new glossTerm('mass','mass.swf','The measure of the amount of matter in an object.','','','','','','');
glossary[glossary.length] = new glossTerm('mass number','massnu.swf','The total number of protons and neutrons in an atom.','','','','','','');
glossary[glossary.length] = new glossTerm('matrix','matrix.swf','(in this context, mitochondrial matrix) The space surrounded by the inner membrane of the mitochondrion.','a0869b.htm','Mitochondrion','0','','','');
glossary[glossary.length] = new glossTerm('matter','matter.swf','Anything that takes up space.','','','','','','');
glossary[glossary.length] = new glossTerm('meiosis','myosis.swf','A type of nuclear division that halves the chromosome number and produces gametes.','','','','','','');
glossary[glossary.length] = new glossTerm('meristem','merist.swf','A specific area in plants where cells divide.','','','','','','');
glossary[glossary.length] = new glossTerm('mesophyll','mesoph.swf','Tissue located between the upper and lower epidermis of a leaf.  It contains chloroplasts.','a1340.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('message transmission','messag.swf','The movement of a nerve impulse along the axon of a neuron (nerve cell); also, the diffusion of chemicals across the synapse between neurons, allowing the message to be passed along from one neuron to another.','a0206.htm','Neurons and Messages','1','a0246.htm','Neurons and Messages','1');
glossary[glossary.length] = new glossTerm('messenger RNA','messaR.swf','(mRNA) A type of RNA that is copied from DNA.  It carries the genetic code into the cytoplasm to the ribosome to be translated into protein.','a1338.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('metabolism','metabo.swf','The sum of all the chemical reactions in an organism or cell.','a0718.htm','Peroxisomes','0','','','');
glossary[glossary.length] = new glossTerm('metaphase','metaph.swf','The stage in mitosis during which the chromosomes line up on the cell\'s equatorial plane.','a0689.htm','Cell Cycle','0','','','');
glossary[glossary.length] = new glossTerm('metastatic','metast.swf','Refers to the ability of a tumor cell to break away from its site of origin travel through the body, and establish itself as a new site unrelated to the original one.','a0999.htm','Cancer','0','','','');
glossary[glossary.length] = new glossTerm('micrococcus','microc.swf','A common, harmless skin bacterium.  It is a mustard yellow color when grown in a petri dish.','a0313.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('microfilaments','microf.swf','(Actin filaments) Protein filaments that function in muscle contraction, amoeboid movement,  cell division, maintaining and changing cell shape, and cytoplasmic streaming.','a1007.htm','Cancer','1','a1303.htm','Cytoskeleton','0');
glossary[glossary.length] = new glossTerm('micron','micron.swf','1-millionth of a meter (0.000001 m).  Equivalent to a micrometer','a0762.htm','What Is A Micron?','1','','','');
glossary[glossary.length] = new glossTerm('microscope','micros.swf','An instrument that magnifies an object which is viewed through two or more lenses.','a0795.htm','The Microscopes','1','','','');
glossary[glossary.length] = new glossTerm('microtubules','microt.swf','Protein filaments that move cells, organelles, and chromosomes.  They help organize the cytoplasm.','a0703.htm','Centrosomes','0','a0869.htm','Mitochondrion','0');
glossary[glossary.length] = new glossTerm('microvilli','microv.swf','Tiny finger-like projections that increase the surface area of a cell.','a1304.htm','Cytoskeleton','0','','','');
glossary[glossary.length] = new glossTerm('middle lamella','middle.swf','A layer between two newly formed plant cells; it serves to glue them together.','a0690.htm','Plant Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('minocycline','minocy.swf','A kind of antibiotic which is taken orally to treat severe acne. It prevents protein synthesis by gumming up the ribosomes of bacteria. Since eukaryotic ribosomes are different from bacteria ribosomes, minocycline does not affect eukaryotic protein synthesis. Minocycline is closely related to tetracycline.','a0406.htm','Antibiotics','0','','','');
glossary[glossary.length] = new glossTerm('mitochondrion','mitoch.swf','In eukaryotes, the site of aerobic cellular respiration in which glucose is metabolized to produce ATP. It is surrounded by two membranes, contains its own DNA and ribosomes, and self-reproduces.','a0869.htm','Mitochondrion','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('mitosis','mitosi.swf','The reproduction of the cell nucleus.  Each new cell has a nucleus with the same kind and number of chromosomes as the parent cell.','a0703.htm','Centrosomes','0','a0689.htm','Cell Cycle','0');
glossary[glossary.length] = new glossTerm('mixture','mixtur.swf','A substance containing two or more ingredients.  The individual components are not chemically combined but retain their properties and can be seperated by physical means.','a0706.htm','Cytoplasm','0','','','');
glossary[glossary.length] = new glossTerm('molecule','molecu.swf','The smallest unit in a compound or element that can have an independent existence.','a0407.htm','What Does It Mean For One Molecule To "Bind" To Another?','0','','','');
glossary[glossary.length] = new glossTerm('monera','monera.swf','Prokaryotic organisms that are unicellular, although some grow in filaments or clusters; some are heterotrophic and some are autotrophic.','a1347.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('multicellular','multic.swf','Consisting of many cells.','a1348.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('muscle','muscle.swf','Tissue composed of cells that are specialized for contraction.','a1303.htm','Cytoskeleton','0','','','');
glossary[glossary.length] = new glossTerm('mutation','mutati.swf','A permanent, heritable change to the nucleotide sequence of a chromosome. All mutations occur in genes and may cause the genes to lose proper function.','a0996.htm','Cancer','1','','','');
glossary[glossary.length] = new glossTerm('myelin','myelin.swf','A white fatty substance that can surround vertebrate nerve cells and form a protective sheath around the axon.','a0206.htm','Neurons And Messages','1','','','');
glossary[glossary.length] = new glossTerm('myelin sheath','myelis.swf','The insulated wrapping around an axon.  It speeds up the rate of impulses along the axon.','a0206.htm','Neurons And Messages','1','','','');

var N = glossary.length;

glossary[glossary.length] = new glossTerm('NADH','nadh.swf','A hydrogen-carrying molecule involved in cellular respiration.','a1319.htm','Cellular Respiration','0','','','');
glossary[glossary.length] = new glossTerm('nerve','nerve.swf','Collection of bundles of fibers that carry impulses to and from parts of the body.','a0206.htm','Neurons And Messages','1','a0715.htm','Neurotransmitters','0');
glossary[glossary.length] = new glossTerm('nerve fiber','nervef.swf','In a nerve cell, a threadlike extension of cytoplasm that carries impulses to or from the cell.','a0206.htm','Neurons And Messages','1','a0715.htm','Neurotransmitters','0');
glossary[glossary.length] = new glossTerm('nerve impulse','nervei.swf','A flow of electrical charges along the cell membrane of a neuron.','a0715.htm','Neurotransmitters','0','','','');
glossary[glossary.length] = new glossTerm('neuron','neuron.swf','A nerve cell.  Neurons make up the brain, spinal cord, and all the nerves that branch off from the brain and spinal cord.','a0715.htm','Neurotransmitters','0','a0206.htm','Neurons And Messages','1');
glossary[glossary.length] = new glossTerm('neurotransmitter','neurot.swf','Molecule released at the end of an axon to carry a nerve impulse across the synapse.','a0715.htm','Neurotransmitters','0','a0206.htm','Neurons And Messages','1');
glossary[glossary.length] = new glossTerm('neutron','neutro.swf','A subatomic particle with approximately the same mass as a proton and having no electrical charge; located in the nucleus of the atom.','','','','','','');
glossary[glossary.length] = new glossTerm('neutrophil','neutrp.swf','A kind of white blood cell which engulfs microorganisms in the body. Neutrophils also secrete proteins involved in inflammation and the immune response.','a0908a.htm','Neutrophil Image','2','','','');
glossary[glossary.length] = new glossTerm('nicotine','nicoti.swf','The psychoactive drug in tobacco.','a0251.htm','Smoking','1','a0262.htm','Nicotine And The Developing Fetus','1');
glossary[glossary.length] = new glossTerm('nitrogen fixation','nitrgf.swf','The process of converting atmospheric nitrogen into nitrogen compounds that can be used by plants.  This process is carried out by certain prokaryotes.','','','','','','');
glossary[glossary.length] = new glossTerm('nitrogenous base','nitrog.swf','One of the components of a nucleotide.','a0722.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('nuclear envelope','nucleE.swf','A double-layered membrane that surrounds the contents of the nucleus.','a0702.htm','Nucleus','0','','','');
glossary[glossary.length] = new glossTerm('nuclear pores','nucleP.swf','Microscopic holes in the nuclear envelope that allow substances to enter and leave the nucleus.','a0702.htm','Nucleus','0','','','');
glossary[glossary.length] = new glossTerm('nucleic acid','nuclei.swf','A polymer constructed of nucleotides.  DNA and RNA are nucleic acids.','a0722.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('nucleolus','nucleo.swf','The area of the nucleus that codes for ribosomal RNA.','a0702.htm','Nucleus','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('nucleosome','nucleS.swf','A segment of DNA wrapped around a core of histones.','a1329.htm','Chromosome','0','','','');
glossary[glossary.length] = new glossTerm('nucleotide','nucleT.swf','The basic unit of nucleic acids.  It consists of a phosphate group, a nitrogenous base, and a sugar.','a0722.htm','Nucleic Acids','0','a1330.htm','Chromosomes','0');
glossary[glossary.length] = new glossTerm('nucleus','nucleu.swf','The most prominent organelle in the cell.  It controls most of the activities of the cell and stores genetic material.','a0702b.htm','Nucleus','0','a0052.htm','Animal Cell','1');

var O = glossary.length;

glossary[glossary.length] = new glossTerm('objective','object.swf','In a compound light microscope, the lens nearest the specimen.','a0777.htm','To Magnify Means To Increase The Apparent Size','1','a0794.htm','Numerical Aperture','1');
glossary[glossary.length] = new glossTerm('ocular','ocular.swf','In a compound light microscope, the lens nearest the viewer\'s eye.','a0780.htm','Calculate The Magnification','0','','','');
glossary[glossary.length] = new glossTerm('oncogene','oncoge.swf','A gene which encodes for a protein that can induce cancer in laboratory animals.','a1003.htm','Cancer','1','','','');
glossary[glossary.length] = new glossTerm('onion cell','onionc.swf',' A plant cell from the food storage leaves of the onion bulb.','a1109.htm','Cell Viewer','1','','','');
glossary[glossary.length] = new glossTerm('organ','organ.swf','A group of tissues that performs at least one major function.','','','','','','');
glossary[glossary.length] = new glossTerm('organelle','organe.swf','A structure within a cell that has a special function in carrying out the cell’s life processes.','a0717.htm','Prokaryote / Eukaryote','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('organic compound','organi.swf','A carbon containing compound generally derived from living organisms.','','','','','','');
glossary[glossary.length] = new glossTerm('organism','organs.swf','An individual animal or plant capable of performing all life functions.','a0702.htm','Nucleus','0','a0716.htm','Autotrophs and Heterotrophs','0');
glossary[glossary.length] = new glossTerm('osmosis','osmosi.swf','The movement of solvent molecules through a semipermeable membrane into an area of high solute concentration in order to equalize solute concentration on both sides.','','','','','','');

var P = glossary.length;

glossary[glossary.length] = new glossTerm('paramecium','parame.swf','Unicellular protozoan that moves by means of  cilia.','a1400.htm','Vacuole','0','','','');
glossary[glossary.length] = new glossTerm('parasite','parasi.swf','An organism that absorbs nutrients from a host organism without giving anything back in return.','','','','','','');
glossary[glossary.length] = new glossTerm('pathogen','pathog.swf','A disease-causing microorganism.','a0401.htm','Antibiotics','1','','','');
glossary[glossary.length] = new glossTerm('pathological','pathol.swf','Disease related.','','','','','','');
glossary[glossary.length] = new glossTerm('pectin','pectin.swf','The glue-like substance between the cell walls of adjacent plant cells.','a0690.htm','Plant Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('penicillin','penici.swf','An antibiotic which interferes with bacterial cell wall synthesis. The common antibiotic amoxicillin is a kind of penicillin.','a0402.htm','Penicillin','0','','','');
glossary[glossary.length] = new glossTerm('peptidoglycan','peptid.swf','A macromolecule consisting of sugar and peptide units. It is found in the walls of bacteria but not in plants or animals.','a0402.htm','Penicillin','0','','','');
glossary[glossary.length] = new glossTerm('peroxisome','peroxi.swf','A small membrane-bounded organelle that uses molecular oxygen to oxidize organic molecules.  It contains some enzymes that can produce and others that degrade hydrogen peroxide (H<sub>2</sub>O<sub>2</sub>).','a0718.htm','Peroxisomes','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('phagocytosis','phagoc.swf','A type of endocytosis in which particles that are too large to pass through the cell membrane are taken in by the cell.','a0866.htm','Chloroplasts','0','a0908.htm','How Bruises Heal','0');
glossary[glossary.length] = new glossTerm('phagosome','phagos.swf','A vesicle in a white blood cell which has captured bacteria or some debris to digest. It joins with a lysosome to form a phago-lysosome. The lysosome provides chemicals to digest away the material.','a0908.htm','Bruise Recovery','0','','','');
glossary[glossary.length] = new glossTerm('phenotype','phenot.swf','A genetic trait that is expressed.','','','','','','');
glossary[glossary.length] = new glossTerm('phospholipid molecules','phosph.swf','Lipid molecules found within biological membranes. Each phospholipid molecule has a hydrophobic (water-fearing) tail and a hydrophilic (water-loving) head where the phosphate group is located.','a0754.htm','Bacterial Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('photon','photon.swf','A quantum of light energy having both wave and particle characteristics.  It has momentum but no mass or charge.','','','','','','');
glossary[glossary.length] = new glossTerm('photosynthesis','photst.swf','A series of reactions driven by solar energy in which carbon dioxide and water are converted into glucose.','a0687.htm','Photosynthesis','0','a0866.htm','Chloroplast','0');
glossary[glossary.length] = new glossTerm('photosystem','photsy.swf','A cluster of pigment molecules within a photosynthetic membrane.','a1341.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('physical dependence','physic.swf','Physical dependence occurs with the prolonged use of certain drugs in high enough doses to induce adaptive alterations in the body. When drug use is stopped, the user experiences withdrawal symptoms that are characteristic of that drug.','a0200.htm','What Is A Drug?','1','','','');
glossary[glossary.length] = new glossTerm('pigment','pigmen.swf','A coloring matter that absorbs certain wavelengths of light and reflects other wavelengths of light.','a1339.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('pili','pili.swf','(<i>sing</i>. pilus) In bacteria, hollow protein tubes that are an extension from the plasma membrane.  They allow bacteria to connect and exchange DNA.','a1347.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('pinocytosis','pinocy.swf','A type of endocytosis in which fluids are taken in by the cell.','','','','','','');
glossary[glossary.length] = new glossTerm('plant','plant.swf','Multicellular, eukaryotic autotroph; photosynthesis occurs in chloroplasts that contain chlorophyll; cell walls contain cellulose.','a0054.htm','Plant Cell','1','','','');
glossary[glossary.length] = new glossTerm('plasma membrane','plasma.swf','(also known as a cell membrane) Consists of two layers of  phospholipid molecules with embedded proteins.  It regulates chemical traffic between the interior and the exterior of the cell. It acts as a protective barrier between the cell and the cell’s environment.','a0717.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('plasmid','plasmi.swf','A small circle of DNA in some bacterial cells.','','','','','','');
glossary[glossary.length] = new glossTerm('plasmodesmata','plasmo.swf','(<i>sing</i>. plasmodesma) Extensions of the cytoplasm that go through the cell wall to connect neighboring plant cells.','a0690.htm','Plant Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('plastid','plasti.swf','Organelle found in the cytoplasm of plants.  Plastids are surrounded by a double membrane and carry their own DNA.','a0719.htm','Endosymbiont Hypothesis','0','','','');
glossary[glossary.length] = new glossTerm('polar','polar.swf','Having poles.  Usually refers to molecules which have a charge separation.  A typical example of a polar molecule is water (H<sub>2</sub>O): the O attracts electrons and is a center of negative charge, leaving the H with a positive charge.  Polar substances are readily soluble in water.','a0408.htm','Factors Which Promote Binding','0','','','');
glossary[glossary.length] = new glossTerm('polymixin','polymi.swf','A group of at least 4 antibiotics (Polymixin A - Polymixin D) which work like wedges punching holes in cell membranes. They are particularly useful against Pseudomonas infections. However, they can cause kidney damage.','a0405.htm','Cell Membrane','0','a1235.htm','Antibiotics','1');
glossary[glossary.length] = new glossTerm('polypeptide','polype.swf','A large molecule made of many amino acids.  Sometimes used instead of the term protein.','a1305.htm','Ribosome','0','','','');
glossary[glossary.length] = new glossTerm('polysaccharide','polysa.swf','A complex carbohydrate that consists of many monosaccharides.','a0690.htm','Plant Cell Wall','0','a1347.htm','Prokaryote / Eukaryote','0');
glossary[glossary.length] = new glossTerm('primary cell wall','primar.swf','The thin flexible cell wall which is the first wall to be created by a new plant cell.','a0690.htm','Plant Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('progesterone','proges.swf','A female hormone produced in greater quantities at the end of the menstrual cycle. Its primary role is to prepare a woman\'s body for pregnancy.  It will attach to the cells of the sebaceous glands of the hair follicle, producing more sebum, which can produce more pimples.','a0675.htm','Steroids','1','a0321.htm','Acne','1');
glossary[glossary.length] = new glossTerm('prokaryote','prokar.swf','An single-celled organism which does not contain a definite nucleus or membrane-bound organelles.','a0717.htm','Prokaryote / Eukaryote','0','','','');
glossary[glossary.length] = new glossTerm('prophase','propha.swf','The first stage of mitosis in which chromosomes coil; centrioles, asters, and spindle fibers form; and centrioles (if present) move to the poles of the cell.','a0689.htm','Cell Cycle','0','','','');
glossary[glossary.length] = new glossTerm('Propionibacterium acnes','propiB.swf','(<i>P. acnes</i>) The bacterium most commonly associated with acne infections. It is anaerobic and can use lactic acid for energy. It is rod-shaped and gram-positive.','a0303b.htm','Acne','0','a0313.htm','Pimple Popper','0');
glossary[glossary.length] = new glossTerm('propionic acid','propio.swf','A waste product from several kinds of bacteria, including <i>P. acnes. P. acnes</i> will convert lactic acid to propionic acid and make one ATP in the process. Propionic acid produces the characteristic smell of Swiss cheese.','a0314.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('protein','protei.swf','An organic macromolecule that is made of amino acids; it is the main structural component of all organisms and includes enzymes.','a0686.htm','Ribosomes','0','','','');
glossary[glossary.length] = new glossTerm('protein synthesis','protes.swf','A series of processes that involve transcription of the code in DNA into mRNA and translation of mRNA into protein.','a0706b.htm','Cytoplasm','0','a1305.htm','What Does a Ribosome Do?','0');
glossary[glossary.length] = new glossTerm('protista','protis.swf','Unicellular or simple multicellular eukaryotes; some are autotrophic and some are heterotrophic.','a0716.htm','Autotrophs and Heterotrophs','0','a1348.htm','Prokaryote / Eukaryote','0');
glossary[glossary.length] = new glossTerm('proton','proto.swf','A subatomic particle with a positive electrical charge; found in the nucleus of the atom.','a1342.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('psychological dependence','psycho.swf','A state in which a user develops a craving for the pleasurable mental effects (euphoria, stimulation, sedation, hallucinations) produced by a drug. Users also feel a powerful need to re-experience the drug-induced state in preference to a normal state.','a0200.htm','What Is A Drug?','1','','','');
glossary[glossary.length] = new glossTerm('purine','purine.swf','A compound found in nucleic acids.  The purines in DNA and RNA are adenine and guanine.','a1355.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('pus','pus.swf','A combination of white blood cells, bacteria, dead cells, and a host of chemicals associated with the immune response.  Found at certain sites of infection.','a0301.htm','Acne','1','','','');
glossary[glossary.length] = new glossTerm('pustule','pustul.swf','An infected, clogged pore. A pimple.','a0301.htm','Acne','1','','','');
glossary[glossary.length] = new glossTerm('pyrimidine','pyrimi.swf','A compound found in nucleic acids.  The pyrimidines in DNA and RNA are thymine, cytosine, and uracil.','a1403.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('pyruvic acid','pyruvi.swf','A 3-carbon molecule produced from the breakdown of glucose.','a1319.htm','Cellular Respiration','0','','','');

var Q = glossary.length;

var R = glossary.length;

glossary[glossary.length] = new glossTerm('receptor','recept.swf','A molecule positioned on or within the cell that catches &quot;message molecules&quot; in the cell’s environment.','a0715.htm','Neurotransmitters','0','','','');
glossary[glossary.length] = new glossTerm('red blood cell','redblo.swf','A type of blood cell that contains hemoglobin.  Also called an erythrocyte.','a0309.htm','Tissue Inflamatory Response','0'),'','','';
glossary[glossary.length] = new glossTerm('refraction','refrac.swf','Direction change of a ray of light passing from one transparent medium to another with different optical density. A ray from less to more dense medium is bent perpendicular to the surface, with greater deviation for shorter wavelengths.','a0790.htm','Focal Point','1','','','');
glossary[glossary.length] = new glossTerm('replication','replic.swf','The duplication of a chromosome; occurs during interphase.','a0406.htm','Antibiotics Affecting Nucleic Acid Biosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('reproduction','reprod.swf','The  process of producing offspring.','a0703.htm','Centrosome','0','','','');
glossary[glossary.length] = new glossTerm('resolution','resolu.swf','The ability to see detail in an image.','a0782.htm','Resolution','1','','','');
glossary[glossary.length] = new glossTerm('RDS','respir.swf','(Respiratory Distress Syndrome) The condition of a newborn infant in which the infant’s lungs are imperfectly expanded.  Initial inflation and normal expansion of the lungs requires the presence of surfactant, the substance that reduces the surface tension of the air sacs and prevents collapse of the small airways.  Without surfactant the airways collapse, which leads to inefficient and “stiff” lungs.  The condition is most common and serious among pre-term infants, who are liekly to be deficient in surfactant.  Their breathing will be rapid, labored, and shallow.  Microscopic exams of lung tissues in known fatal cases reveal that hyaline material in the air sacs that are collapsed is present.  This may be treated by nursing, intravenous fluids, or oxygen with or without the positive pressure by a respirator.','a0263.htm','Nicotine','1','','','');
glossary[glossary.length] = new glossTerm('response','respon.swf','The reaction of an organism to a stimulus.','a0309.htm','Tissue Inflammatory Response','0','','','');
glossary[glossary.length] = new glossTerm('ribose','ribose.swf','A 5-carbon sugar that is found in RNA.','a1355.htm','Nucleic Acids','0','','','');
glossary[glossary.length] = new glossTerm('ribosomal RNA','riboso.swf','(rRNA) A type of RNA found in ribosomes.  rRNA makes up more than half the mass of ribosomes and is now thought to catalyze ribosomal reactions.','a1338.htm','Nucleic Acids','0','a0686b.htm','Ribosome','0');
glossary[glossary.length] = new glossTerm('ribosome','ribsom.swf','The site of protein synthesis.  Consists of ribosomal RNA and protein.','a0686b.htm','Ribosome','0','a1338.htm','Nucleic Acids','0');
glossary[glossary.length] = new glossTerm('RNA','ribonu.swf','Ribonucleic acid; a copy of DNA that is sent to the cytoplasm for protein synthesis.  There are three types of RNA: ribosomal, transfer, and messenger.','a0686.htm','Ribosomes','1','a1338.htm','Nucleic Acids','0');
glossary[glossary.length] = new glossTerm('rough ER','roughe.swf','Endoplasmic reticulum that has ribosomes attached.','a0758.htm','Endoplasmic Reticulum','0','a0052.htm','Animal Cell','1');

var S = glossary.length;

glossary[glossary.length] = new glossTerm('scanning electron microscope','scanni.swf','(SEM)A type of electron microscope that scatters electrons across the surface of the specimen, allowing the surface to be viewed in detail.','a0813.htm','The Electron Microscope (EM)','0','','','');
glossary[glossary.length] = new glossTerm('schedule','schedu.swf','Indication of drug classification according to medical use and abuse potential in the Controlled Substances Act.','','','','','','');
glossary[glossary.length] = new glossTerm('scientific Method','scient.swf','Systematic data collection and organization together with posing and testing hyopheses based on those data.','','','','','','');
glossary[glossary.length] = new glossTerm('sebaceous cyst','sebacC.swf','Produced when infection breaks out from a plugged follicle and spreads. It is a larger structure than a pimple.','a0301.htm','Begin Your Pimple Popping','1','','','');
glossary[glossary.length] = new glossTerm('sebaceous gland','sebacG.swf','Gland in the hair follicle which produces sebum.','a0301a.htm','Image Of A Cyst At The Base Of A Hair Follicle','2','','','');
glossary[glossary.length] = new glossTerm('sebum','sebum.swf','Oil-like substance produced by sebaceous glands.','a0303b.htm','Acne','0','a0321.htm','Acne','1');
glossary[glossary.length] = new glossTerm('secondary cell wall','second.swf','A layer between the cell wall and the primary cell wall secreted by some plant cells;  provides strength.','a1307.htm','Plant Cell Wall','0','','','');
glossary[glossary.length] = new glossTerm('secrete','secret.swf','Form and release a product. Many cells produce cell-communication molecules and store them in vesicles. They then release the molecules when stimulated. White blood cells secrete many such communication molecules to produce effective, cooperative immune responses.','a0303b.htm','Acne','0','','','');
glossary[glossary.length] = new glossTerm('selectively permeable','select.swf','Describes a membrane that allows some substances through but not others.','','','','','','');
glossary[glossary.length] = new glossTerm('sexual reproduction','sexual.swf','The forming of a new organism by the union of gametes from two parents.','','','','','','');
glossary[glossary.length] = new glossTerm('sheath','sheath.swf','A fatty substance wrapped around the axon of a neuron.  Serves to insulate the axon, allowing for greater efficiency in the transmission of the electrical impulse along the length of the axon.','','','','','','');
glossary[glossary.length] = new glossTerm('simple microscope','simple.swf','A single lens that magnifies objects.','a0608.htm','Anton Van Leewenhoek','0','','','');
glossary[glossary.length] = new glossTerm('smog','smog.swf','Air pollution made of smoke, gas, and fog.','','','','','','');
glossary[glossary.length] = new glossTerm('smooth ER','smooth.swf','Endoplasmic reticulum that has no ribosomes.','a0758.htm','Endoplasmic Reticulum','0','a0052.htm','Animal Cell','1');
glossary[glossary.length] = new glossTerm('sol','sol.swf','The phase of a colloid that is more liquid than solid.','a1304.htm','Cytoskeleton','0','a0706b.htm','Cytoplasm','0');
glossary[glossary.length] = new glossTerm('solution','soluti.swf','A uniform mixture of the particles of one substance in another substance(usually liquid).','a0706b.htm','Cytoplasm','0','','','');
glossary[glossary.length] = new glossTerm('solvent','solven.swf','A substance that dissolves another substance.','','','','','','');
glossary[glossary.length] = new glossTerm('species','specie.swf','A group of similar organisms that can interbreed and produce fertile offspring.','a0688.htm','Chromosomes','0','a0717.htm','Prokaryote / Eukaryote','0');
glossary[glossary.length] = new glossTerm('spherical distortion','spheri.swf','Distortion of light where the outline of objects appear distorted.','a0625.htm','Spherical Distortion','0','','','');
glossary[glossary.length] = new glossTerm('spindle fibers','spindl.swf','Microtubules that appear during eukaryotic cell division;  they help move chromosomes.','a1303.htm','Cytoskeleton','0','a0703.htm','Centrosomes','0');
glossary[glossary.length] = new glossTerm('spirillus','spiril.swf','Corkscrew shaped bacteria.','','','','','','');
glossary[glossary.length] = new glossTerm('staph','staph.swf','A common nickname for the bacteria genus Staphylococcus. Two typical species are <i>Staphylococcus epidermidis</i> and <i>Staphylococcus aureus</i>. Both these bacteria commonly inhabit the skin. <i>S. aureus</i> releases an endotoxin which can cause tissue reactions and illness. <i>S. epidermidis</i> is relatively harmless and usually causes no problems.','a0313.htm','Pimple Popper','0','','','');
glossary[glossary.length] = new glossTerm('steroid','sterio.swf','A lipid hormone that helps determine the synthesis of certain proteins after entering the cell.','a0675.htm','Steroids Are A Group Of Cell-Signaling Molecules','1','','','');
glossary[glossary.length] = new glossTerm('stimulant','stimul.swf','A drug that causes the central nervous system to speed up body processes.','','','','','','');
glossary[glossary.length] = new glossTerm('stroma','stroma.swf','In chloroplasts, the area inside the inner membrane and outside the thylakoid membranes. It contains the enzymes of the dark reactions.','a0866.htm','Chloroplasts','0','','','');
glossary[glossary.length] = new glossTerm('superoxide','supero.swf','(O<sub>2</sub>-) A reactive oxygen species released into a phagosome to kill trapped cells and dissolve debris in an infection.','','','','','','');
glossary[glossary.length] = new glossTerm('surfactant','surfac.swf','A wetting agent.','a0263.htm','Nicotine','1','','','');
glossary[glossary.length] = new glossTerm('symbiote','symbio.swf','An organism that lives in close relationship with another organism;  at least one of them benefits from this arrangement.','a0719.htm','Endosymbiont Hypothesis','0','','','');
glossary[glossary.length] = new glossTerm('synapse','synaps.swf','The gap between one neuron and another or between a neuron and its target (for example, a gland).','a0715.htm','Neurotransmitters','0','','','');

var T = glossary.length;

glossary[glossary.length] = new glossTerm('telomere','teleme.swf','The end region of a eukaryotic chromosome.  Each time a normal human cell divides, the telomere gets shorter.','a1330.htm','Chromosome','0','','','');
glossary[glossary.length] = new glossTerm('telophase','teloph.swf','In mitosis, the stage in which a nuclear envelope forms around each set of chromosomes.','a0689.htm','Cell Cycle','0','','','');
glossary[glossary.length] = new glossTerm('testosterone','testro.swf','A type of androgen.','a0321.htm','Acne','1','a0675.htm','Steroids','1');
glossary[glossary.length] = new glossTerm('tetracycline','tetrac.swf','An antibiotic which prevents bacterial protein synthesis by gumming up the bacterial ribosomes. The structure of eukaryotic ribosomes differs from that of bacterial ribosomes, so that tetracycline does not affect eukaryotic ribosomes or protein synthesis.','a1235.htm','Antibiotics','1','a0319.htm','Antibiotics','');
glossary[glossary.length] = new glossTerm('thylakoid membrane','thykal.swf','The folded membranes inside the chloroplast; stacks of these make a granum.','a0866.htm','Chloroplasts','0','','','');
glossary[glossary.length] = new glossTerm('tight junction','tightj.swf','Area where the plasma membranes of two cells are fused.','a0747.htm','Epithelium','0','','','');
glossary[glossary.length] = new glossTerm('tissue','tissue.swf','A group of similar cells that work together in a similar function.','a0747.htm','Epithelium','0','a0309.htm','Tissue Inflammatory Response','0');
glossary[glossary.length] = new glossTerm('tissue inflammatory response','tissuI.swf','The reaction of white blood cells to infection, injury, or allergy. The typical effect is swelling, redness, heat, and pain. Though the response promotes recovery, it may lead to tissue destruction.','a0309.htm','Tissue Inflammatory Response','0','','','');
glossary[glossary.length] = new glossTerm('tolerance','tolera.swf','Reduction or loss of normal response to a drug after prolonged use.  Higher doses are required to produce effects.','','','','','','');
glossary[glossary.length] = new glossTerm('tonoplast','tonopl.swf','The membrane surrounding a vacuole.','a1400.htm','Vacuole','0','','','');
glossary[glossary.length] = new glossTerm('toxin','toxin.swf','A poison (often a protein) produced by a living organism.','a0219.htm','Alcohol And The Liver','1','a1334.htm','Neurotransmitters','0');
glossary[glossary.length] = new glossTerm('trachea','trache.swf','The windpipe or tube that extends from the larynx to bronchi.','a0747.htm','Epithelium','0','','','');
glossary[glossary.length] = new glossTerm('trait','trait.swf','A genetic characteristic that is passed from one generation to another.','','','','','','');
glossary[glossary.length] = new glossTerm('transcription','transc.swf','The process by which messenger RNA is copied from DNA molecules.','a1338.htm','Nucleic Acids','0','a1305.htm','What Does a Ribosome Do?','0');
glossary[glossary.length] = new glossTerm('transfer RNA','transf.swf','(tRNA)A type of RNA that carries amino acids to the ribosome for synthesis into a polypeptide.','a1338.htm','Nucleic Acids','0','a1305.htm','What Does a Ribosome Do?','0');
glossary[glossary.length] = new glossTerm('translation','transla.swf','The process in which ribosomes attach to mRNA to make protein.','a1305.htm','What Does a Ribosome Do?','0','','','');
glossary[glossary.length] = new glossTerm('transmission Electron Microscope','tranmi.swf','(TEM)An electron microscope that passes electrons through a specimen, allowing organelles to be seen.','a0813.htm','The Electron Microscope (EM)','0','','','');
glossary[glossary.length] = new glossTerm('tubulin','tubuli.swf','A protein that forms microtubules.','a0705.htm','Cytoskeleton','0','','','');
glossary[glossary.length] = new glossTerm('tumor','tumor.swf','A clump of cells, originating from a single cell, that grows and divides abnormally.','','','','','','');
glossary[glossary.length] = new glossTerm('turgor pressure','turgor.swf','The pressure exerted on the plant cell wall by the aqueous solution inside the cell.  It is important for cell expansion during cell growth and for support of the plant.','a1400.htm','Vacuole','0','','','');

var U = glossary.length;

glossary[glossary.length] = new glossTerm('unicellular','unicel.swf','Consisting of only one cell.','a0717.htm','Prokaryote / Eukaryote','0','','','');

var V = glossary.length;

glossary[glossary.length] = new glossTerm('vacuole','vacuol.swf','A fluid-filled sack that stores amino acids, sugars, proteins, pigments, and other cellular substances.','a0696.htm','Vacuole','0','a0054.htm','Plant Cell','1');
glossary[glossary.length] = new glossTerm('variable','variab.swf','In an experiment, the condition that changes.','','','','','','');
glossary[glossary.length] = new glossTerm('vesicle','vesicl.swf','Membrane-enclosed sac containing substances such as enzymes or secretory chemicals;  often formed when pinched off from the Golgi cisternae.','a0758.htm','Endoplasmic Reticulum','0','','','');
glossary[glossary.length] = new glossTerm('villus','villiu.swf','(<i>pl</i>. Villi) One of the tiny projections where absorption takes place in the lining of the small intestine.','','','','','','');
glossary[glossary.length] = new glossTerm('virus','virus.swf','Ultramicroscopic infectious agent consisting of a DNA or RNA core surrounded by a protein envelope.  A virus must reproduce inside a living host cell.','a1374.htm','The Immune System','1','a0407.htm','What Does It Mean For One Molecule To "Bind" To Another?','0');
glossary[glossary.length] = new glossTerm('visible spectrum','visibl.swf','The portion of the electromagnetic spectrum that can be seen as colors; white light that is passed through a prism.','a1339.htm','Photosynthesis','0','','','');
glossary[glossary.length] = new glossTerm('vomitus','vomitu.swf','Material discharged by vomiting.','a1200.htm','Alcohol','2','','','');

var W = glossary.length;

glossary[glossary.length] = new glossTerm('white blood cell','whiteb.swf','(Leukocyte) A general name for blood cells such as neutrophils, macrophages, or lymphocytes. They participate in body immune and inflammatory responses.','a0309.htm','Tissue Inflamatory Response','0','a0893.htm','Removing Damaged Cells','0');

var X = glossary.length;

var Y = glossary.length;

glossary[glossary.length] = new glossTerm('yeast','yeast.swf','A single-celled fungus. Some yeasts are common inhabitants of human skin, especially where there is hair.','a0313.htm','Pimple Popper','0','','','');

var Z = glossary.length;

glossary[glossary.length] = new glossTerm('zygote','zygote.swf','The cell formed when the nucleus of a sperm fuses with the nucleus of an egg.','','','','','','');

var last = glossary.length;