Enzymes How is the enzyme COX-1 important in human health? It is a chemical derivative of aspirin It catalyzes the production of hormones that maintain the stomach lining It is critical for the biosynthesis of DNA It helps to transport carbon dioxide in the blood It is a chemical derivative of aspirin It catalyzes the production of hormones that maintain the stomach lining It is critical for the biosynthesis of DNA It helps to transport carbon dioxide in the blood ANSWER DOWNLOAD EXAMIANS APP
Enzymes Tryprotophan synthetase of E.coli, a typical bifunctional oligomeric enzyme consist of a protein A and one-subunit a two proteins designated A and B a protein designated A a protein designated B a protein A and one-subunit a two proteins designated A and B a protein designated A a protein designated B ANSWER DOWNLOAD EXAMIANS APP
Enzymes Enzyme-driven metabolic pathways can be made more efficient by All of these concentrating enzymes within specific cellular compartments fixing enzymes into membranes so that they are adjacent to each other grouping enzymes into free-floating, multienzyme complexes All of these concentrating enzymes within specific cellular compartments fixing enzymes into membranes so that they are adjacent to each other grouping enzymes into free-floating, multienzyme complexes ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the common features are shared between serine and aspartate proteases? Both use a base to activate the nucleophile All of these Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences Both use a base to activate the nucleophile All of these Both require water to complete the catalytic cycle Both show specificity for certain amino acid sequences ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following is false statement with regard to comparison between Serine and HIV proteases? Both require water to complete the catalytic cycle Both forms an acyl-enzyme intermediate Both use nucleophilic attack to hydrolyze the peptide bond Both show specificity for certain amino acid sequences Both require water to complete the catalytic cycle Both forms an acyl-enzyme intermediate Both use nucleophilic attack to hydrolyze the peptide bond Both show specificity for certain amino acid sequences ANSWER DOWNLOAD EXAMIANS APP
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 will still be produced, but not B, C, or D A and B will still be produced, but not C or D A, B, and C will still be produced, but not D A, B, C, and D will all still be produced 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, and C will still be produced, but not D ANSWER DOWNLOAD EXAMIANS APP
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