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AP biology unit one study guide 2 Flashcards

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2843725080an organic molecule that has the same molecular formula but differ in their arrangement of atomsWhat is an isomer?0
28437271318How many electrons does carbon have in its valence shell?1
2843727992covalent bondWhen carbon bonds with another carbon atom, what kind of bond is formed?2
2843731046macromoleculegiant molecule3
2843732040monomerone unit4
2843732041polymermany units5
2843733760dehydration synthesis reactionWhich reaction combines monomers into polymers?6
2843734505a water molecule is removedWhat happens in a dehydration synthesis reaction?7
2843736598hydrolysis reactionWhich reaction breaks polymers into monomers?8
2843740164polymers dissemble into monomers when a water molecule is addedWhat happens in a hydrolysis reaction?9
2843741970C12H22O11If two molecules of glucose are joined to make a dissacharide, what would the formula of the dissacharide be?10
2843745193glucose, fructose, galactose, deoxyribose, and riboseWhat are the five monosaccharides?11
2843749131during cellular respiration, glucose combines with oxygen, releases energy trapped in ATP bonds, and releases carbon and waterWhat is the major function of glucose in the body?12
2843752232glycosidic linkageWhat is the covalent bond that joins two monosaccharides?13
2843753210glucose and fructoseWhat is sucrose made up of?14
2843754013glucose and galactoseWhat is lactose made up of?15
2843755474glucose and glucoseWhat is maltose made up of?16
2843758304only monomers can be transported across the cell membraneWhy do dissacharides have to be broken into monosaccharides to be used by the body?17
2843759612starchWhat is the polysaccharide used to store energy in plants?18
2843761673chitinWhat is the polysaccharide used to store energy in animals?19
2843765216celluloseWhat is the polysaccharide that forms the cell wall in plants?20
2843766433chitinWhat is the polysaccharide that makes up the exoskeleton of insects?21
2843769729neutral fats - triglyceridesWhich organic molecule only exists as monomers?22
2843773082composed of one glycerol molecule and 3 fatty acids, ester linkages hold them together, only exist as monomersWhat are the component parts of a triglyceride?23
2843773901phospholipidsWhich lipid is a component of the cell membrane?24
2843775869estrogen and testosteroneWhat are two examples of steroid hormones?25
2843778469waxesWhich lipid forms a waterproof covering for plant leaves?26
2843780474collagen and keratinWhat are 2 examples of fibrous proteins?27
2843782107antibodies, hormones, enzymes, and hemaglobinWhat are 4 examples of globular proteins?28
2843783374fibrous, globularOne of the main differences between fibrous and globular proteins is the fact that _____ proteins are stable and ______ proteins are unstable and susceptible to changes in temperature and pH.29
2843802517primary, peptide bondsa _______ structure is a linear sequence of amino acids formed by protein synthesis, determined by genes, held together by ______30
2843805473secondary, hydrogen bondsa ______ structure are segments of the polypeptide chain repeatedly coiled or folded, alpha helix and beta pleated sheets, held together by _____31
2843811519tertiary, van der Waals interactions, hydrogen bonds, and disulfide bridgesa ____ structure is a protein folded into complex globular shape, reinforced by chemical bonds between side groups of amino acids in different regions of polypeptide chain, held together by ____ ________ _______32
2843816370quarternarya __ structure are proteins that consist of two or more polypeptide chains, hemaglobin is a globular protein with a quarternary structure33
2843820461globular proteins that function as biological catalystsWhat are enzymes?34
2843821411lower the activation energy in reactionsWhat do enzymes do in reactions?35
2843823873the reactant the enzyme acts uponsubstrate36
2843825325the place where the enzyme binds to the substrateactive site37
2843827268when the enzyme binds to its substrate, it forms an enzyme-substrate complexE-S complex38
2843829521as the substrate enters the active site, the enzyme changes its shape slightly so it fits more snugglyinduced fit39
2843830801denaturationoccurs when a protein unravels and loses its conformation and the protein becomes biologically inactive40
2843833987pH, temperature, salt concentrations, chemicals that disrupt bondsWhat are some factors that can result in denaturation?41
2843836632competitive inhibitormolecules that compete with the substrate for the active site, blocks the enzyme from binding to the substrate, behaves the same as in and E-S complex, no product produced, reversible, slows down reaction42
2843840400non-competitive inhibitorbinds to region of enzyme other than the active site, changes shape of active site so substrate can't fit, stops reaction, irreversible43
2843844034feedback inhibitiona type of allerostic inhibition or end product inhibition44

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