Enzymes In the enzyme-catalyzed reaction shown below, what will be the effect on substances A, B, C, and D of inactivating the enzyme labeled E2? A ---(E1)---> B ---(E2)---> C ---(E3)---> A and B will still be produced, but not C or D A, B, and C will still be produced, but not D A will still be produced, but not B, C, or D A, B, C, and D will all still be produced A and B will still be produced, but not C or D A, B, and C will still be produced, but not D A will still be produced, but not B, C, or D A, B, C, and D will all still be produced ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the common features are shared between serine and aspartate proteases? Both show specificity for certain amino acid sequences Both use a base to activate the nucleophile Both require water to complete the catalytic cycle All of these Both show specificity for certain amino acid sequences Both use a base to activate the nucleophile Both require water to complete the catalytic cycle All of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes The cleavage specificity of trypsin and chymotrypsin depend in part on the proximity of Ser 195 to the active site or specificity pocket presence of a low-barrier hydrogen bond in the active site or specificity pocket absence of water in the active site size, shape, and charge of the active site or specificity pocket proximity of Ser 195 to the active site or specificity pocket presence of a low-barrier hydrogen bond in the active site or specificity pocket absence of water in the active site size, shape, and charge of the active site or specificity pocket ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following statements about enzymes or their function is true? Enzymes do not alter the overall change in free energy for a reaction Enzymes are proteins whose three-dimensional form is key to their function Enzymes speed up reactions by lowering activation energy All of these Enzymes do not alter the overall change in free energy for a reaction Enzymes are proteins whose three-dimensional form is key to their function Enzymes speed up reactions by lowering activation energy All of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes Enzyme-driven metabolic pathways can be made more efficient by grouping enzymes into free-floating, multienzyme complexes fixing enzymes into membranes so that they are adjacent to each other concentrating enzymes within specific cellular compartments All of these grouping enzymes into free-floating, multienzyme complexes fixing enzymes into membranes so that they are adjacent to each other concentrating enzymes within specific cellular compartments All of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes The nucleophile in serine proteases is both (a) and (b) water Asparagine Serine both (a) and (b) water Asparagine Serine ANSWER DOWNLOAD EXAMIANS APP
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