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, B, C, and D will all still be produced A, B, and C will still be produced, but not D A will still be produced, but not B, C, or D A and B will still be produced, but not C or D A, B, C, and D will all still be produced A, B, and C will still be produced, but not D A will still be produced, but not B, C, or D A and B will still be produced, but not C or D ANSWER DOWNLOAD EXAMIANS APP
Enzymes Before they can react, many molecules need to be destabilized. This state is typically achieved through the input of a small amount of activation energy changing the reaction from a biosynthetic to a catabolic pathway oxidizing the molecules by removing electrons changing the three-dimensional shape of the molecule the input of a small amount of activation energy changing the reaction from a biosynthetic to a catabolic pathway oxidizing the molecules by removing electrons changing the three-dimensional shape of the molecule ANSWER DOWNLOAD EXAMIANS APP
Enzymes The nucleophile in serine proteases is both (a) and (b) Asparagine Serine water both (a) and (b) Asparagine Serine water ANSWER DOWNLOAD EXAMIANS APP
Enzymes Tryprotophan synthetase of E.coli, a typical bifunctional oligomeric enzyme consist of a protein designated A two proteins designated A and B a protein designated B a protein A and one-subunit a a protein designated A two proteins designated A and B a protein designated B a protein A and one-subunit a ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the common features are shared between serine and aspartate proteases? Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences All of these Both use a base to activate the nucleophile Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences All of these Both use a base to activate the nucleophile ANSWER DOWNLOAD EXAMIANS APP
Enzymes The role of Asp 102 and His 57 during trypsin catalysis is to function as a proton shuttle neutralize the charge on the other's side chain keep the specificity pocket open clamp the substrate into the active site function as a proton shuttle neutralize the charge on the other's side chain keep the specificity pocket open clamp the substrate into the active site ANSWER DOWNLOAD EXAMIANS APP
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