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CH. 5 AP Biology Flashcards

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4872944969polymerA large molecule composed of repeating structural units or monomers.0
4872944970monomerA molecule of any compound that can react with other molecules of the same or different compound to form a polymer. Each biological macromolecule has characteristic monomers.1
4872944971carbohydrate"Compound containing carbon, hydrogen, and oxygen in the approximate ratio of C:2H:O (e.g., sugars, starches, and cellulose)"2
4872944972proteinClass of nutrients made up of amino acids. They are needed to build and repair body structures, and to regulate processes in the body3
4872944973lipidOrganic molecules made of carbon, hydrogen, and oxygen and store food energy until needed (Fats)4
4872944974nucleic acidA biological macromolecule (DNA or RNA) composed of the elements C, H, N, O, and P that carries genetic information.5
4872944975amino acidBuilding blocks of protein6
4872944976monosaccharideA simple sugar that is the monomer of a carbohydrate7
4872944977nucleotideMonomer of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base8
4872944978fatty acidone of the building blocks of lipids; may be saturated or unsaturated9
4872944979macromoleculeA very large molecule (as of a protein, nucleic acid, or carbohydrate) built up from smaller chemical structures10
4872944980enzymeA protein that makes a reaction happen QUICKER; decreases activation energy of a reaction.11
4872944981dehydration synthesisA chemical reaction in which two molecules covalently bond to each other with the removal of a water molecule.12
4872944982hydrolysisBreaking down complex molecules (polymers) by the chemical addition of water. Used in digestion.13
4872944983polysaccharidea carbohydrate that is composed of many monosaccharide units joined together14
4872944984glucoseA monosaccharide that is an important source of energy.15
4872944986-oseWhat is the common ending of the name of most simple sugars?16
4872944987Functional groupthe portion of a molecule that is active in a chemical reaction and that determines the properties of many organic compounds17
4872944988HydroxylFunctional group found in carbohydrates A chemical group consisting of an oxygen atom bonded to a hydrogen atom (-OH).18
4872944989Carboxyl Group-COOH Organic acids contain this functional group19
4872944990Amino groupA functional group that consists of a nitrogen atom bonded to two hydrogen atoms20
4872944995Carbonnon-metal that can from 4 bonds with other elements; found in organic molecules21
4872944996Hydrocarbonan organic compound composed only of carbon and hydrogen;22
4872944997TriglycerideCirculate in the blood and are made up of three fatty acids attached to a glycerol.23
4872944998cellulosepolysaccharide found in the cell walls of plants24
4872944999GlycerolA three-carbon alcohol to which fatty acids are covalently bonded to make fats and oils.25
4872945001polymerA long molecule consisting of many similar or identical building blocks linked by covalent bonds26
4872945002macromoleculeA very large organic molecule composed of many smaller molecules27
4872945003organic compounda covalently bonded compound that contains carbon28
4872945004disaccharideA molecule composed of two monosaccharides. Common disaccharides include maltose, sucrose, and lactose.29
4872945005polysaccharideA polymer of thousands of simple sugars formed by dehydration synthesis. a carbohydrate that is composed of many monosaccharide units joined together30
4872945006monosaccharideA simple sugar that is the basic subunit of a carbohydrate31
4872945007polypeptideA polymer (chain) of many amino acids linked together by peptide bonds.32
4872945008peptideBonds that connect amino acids.33
4872945010glycogenanimal storage of sugar34
4872945012saturated fatty acidA fatty acid with a carbon chain full of hydrogen atoms, meaning no carbon-carbon double bonds; usually from animal sources and solid at room temperature.35
4872945013unsaturated fatty acidA fatty acid with a carbon chain that includes one or more carbon-carbon double bonds; usually from plant sources and liquid at room temperature. Monounsaturated fatty acids have one carbon-carbon double bond and polyunsaturated fatty acids have two or more double bonds.36
4872945017enzymeA type of protein that speeds up a chemical reaction in a living thing37
4872945023primary protein structureamino acid sequence38
4872945024secondary protein structureAreas of folding or coiling within a protein; examples include alpha helices and pleated sheets, which are stabilized by hydrogen bonding.39
4872945025tertiary protein structureintricate, 3-D shape (conformation) of a protein that is superimposed on its secondary structure; determines protein specificity40
4872945026quaternary protein structure2+ protein chains forming functional protein41
4873515012phospholipida type of lipid found in cell membranes; consists of 2 fatty acids and a phosphate group attached to a glycerol42
4873517811chitinpolysaccharide found in arthropod exoskeletons43
4873522469steroidslipid in the shape of 4 fused rings of carbon; ex - cholesterol44
4873524853pyrimidinesingle ringed nitrogen base45
4873526678purinedouble ringed nitrogen base46
4873528132starchplant storage of sugar47
4873529980ribose5 carbon sugar found in RNA48
4873556291chaperoninsassist in the folding of proteins49
4873563962glycosidic linkagebond between monosaccharides50
4873565056phosphodiester bondbond between nucleotides51
4873566407ester linkagebonds between fatty acids and glycerol52

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