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Biological Molecules Flashcards

Biology Concepts and Connections 5th Edition

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1853728131HydrophilicAttracts water molecules0
1853728132HydrophobicAvoids water molecules1
1853728133MonomerA chemical part that serves as a building block of a polymer2
1853728134PolymerA compound consisting of repeated linked monomers.3
1853805147Dehydration synthesis reactionA chemical reaction in which two molecules covalently bond to each other with the removal of a water molecule.4
1853728136HydrolysisProcess that breaks bonds between two molecules by the addition of water; Disassembles polymers to monomers.5
1853728137CarbohydratesSugars and starches6
1853728138MonosaccharideA monomer; a single sugar molecule such as glucose or fructose, the simplest type of sugar.7
1853728139DisaccharidePolymers; a double sugar, consisting of two monosaccharides joined by dehydration synthesis.8
1853728140PolysaccharidePolymers; made up of more than two monosaccharides; joined by dehydration synthesis. Examples: starch, glycogen, and cellulose.9
1853728141LipidsFats, oils, and waxes.10
1853728142Triglyceride3 fatty acids attached to glycerol11
1853728143ProteinPolymer made of amino acids linked by peptide bonds.12
1853728144Amino acidMonomers of protein; 20 different amino acids.13
2927072982EnzymeA type of protein that speeds up a chemical reaction in a living thing14
2927363716Substratereactant of an enzyme-catalyzed reaction15
2927370484Active SiteRegion of an enzyme into which a particular substrate fits.16
2927367013Enzyme - Substrate ComplexWhen the enzyme and substrate are combined17
2927074798CatalystA substance that lowers the activation energy of a reaction and speeds up the rate of a chemical reaction. See: Enzyme.18
1853728145DenaturationA change in the structure and function of a protein19
1853728146Nucleic acidsPolymers; DNA and RNA20
1853728147NucleotidesMonomers of DNA and RNA; composed of a sugar, a phosphate, and a nitrogenous bases21

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