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biochemistry Flashcards

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8480421753carbohydratescompound made up of carbon, hydrogen, and oxygen atoms; major source of energy for the human body0
8480424332lipidsnonpolar molecules that include fats, oils, and cholesterol1
8480429246ProteinsAmino Acids2
8480436567MonosaccharideA single sugar molecule such as glucose or fructose, the simplest type of sugar.3
8480441074MonomerA simple compound whose molecules can join together to form polymers4
8480441077polymerA long molecule consisting of many similar or identical monomers linked together.5
8480445065nucleic acidsDNA and RNA6
8480446355glucose7
8480448170lactose8
8480449934Maltose9
8480451352Sucrose10
8480457637Triglyceride11
8480462239Glycerol12
8480470740Dehydration SynthesisA chemical reaction in which two molecules are bonded together with the removal of a water molecule.13
8480470743Hydrolysis14
8480483297Positive ControlGroup expected to have a positive result.15
8480485683Negative ControlControl group where conditions produce a negative outcome.16
8480487826StarchA storage polysaccharide in plants consisting entirely of glucose.17
8480490233Biuret's solution18
8480497816SaturatedFats with the maximum number of hydrogens.19
8480500967UnsaturatedFat with less than the maximum number of hydrogens in one or more of its fatty acid chains20
8480506816MacromoleculeA very large organic molecule composed of many smaller molecules21
8480509066Amino AcidsBuilding blocks of protein22
8480511918PolysaccharideCarbohydrates that are made up of more than two monosaccharides23
8480511921DisaccharideA double sugar, consisting of two monosaccharides joined by dehydration synthesis.24
8480515487Galactose25
8480518979Lactose26
8480556396Organic CompoundCompounds that contain carbon27
8480564122Inorganic Compounda compound that does not have both hydrogen and carbon28
8480566669CohesionAttraction between molecules of the same substance29
8480573800AdhesionAn attraction between molecules of different substances30
8480576857PolarityA lack of electrical symmetry in a molecule. Charge differences on opposite ends of a structure.31
8480578339SolubilityA measure of how much solute can dissolve in a given solvent at a given temperature.32
8628967966emulsificationphysical process of breaking up large fat globules into smaller globules33
8628967969enzymeA type of protein that speeds up a chemical reaction in a living thing34
8628971467pancreasgland that secretes pancreatic juice into the duodenum, where it mixes with bile to digest food35
8628971468dueodenumConnected to the stomach by the pyloric sphincter; majority of absorption occurs here36
8628973865stomachlarge muscular sac that continues the mechanical and chemical digestion of food37
8628977990Digestive system38
8628981845active siteA pocket or groove on the surface of the enzyme.39
8628981849small instestinepart of the digestive tract that functions as the primary site of nutrient absorption in monogastric40
8628983937liverproduces bile41
8628986815mechanical digestionPart of digestion that uses movement and muscles to break down food42
8628986819large intestineAbsorbs water and forms feces43
8628992139amyloseunbranched starch44
8628994698proteaseenzyme that digests protein45
8628994701absorptionThe process by which nutrient molecules pass through the wall of the digestive system into the blood46
8628996565lactose intolerancethe inability to completely digest the milk sugar lactose47
8628999393steroidlipid molecule with four fused carbon rings48
8628999394pepsinAn enzyme present in gastric juice that begins the hydrolysis of proteins49
8629003715quaternary structureResults from two or more polypeptide subunits.50
8629007488insulinHormone produced by the pancreas that helps to decrease blood sugar.51
8629010753primary structuresequence of amino acids52
8629014803rectumThe last part of the digestive tract, through which stools are eliminated53
8629014804anusA muscular opening at the end of the rectum through which waste material is eliminated from the body54
8629017429maltasean enzyme that acts upon maltose and converts it into glucose55
8629021332fatty acid chainMake up saturated fat, carbon surrounded by hydrogens56
8629021334chymePartially digested, semiliquid food mixed with digestive enzymes and acids in the stomach.57
8629023279secondary structurelevel of protein structure consisting of beta pleated sheets and alpha helices58
8629030282protein foldingthe process whereby a protein molecule assumes its intricate three-dimensional shape59
8629034660pancreatic juiceAlkaline mixture of water, enzymes, zymogens, sodium bicarbonate and other electrolytes60
8629038589tertiary structurethe 3 dimensional shape that allows proteins to form a globular shape61
8629045798Peptide bondA bond that links amino acids together in a protein.62
8629050359Iodine solutionUsed to test for starch. Changes color from yellow-brown to blue-black if starch is present.63
8629054928FructoseMonosaccharide64

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