Enzymes The E.coli pyruvic acid dehydrogenase complex is reported to retard the reduction of pyruvic acid to acetyl Co A and CO2 Catalyze the reduction of pyruvic acid to acetyl Co A and CO2 decatalyze the oxidation of pyruvic acid to acetyl Co A and CO2 Catalyze the oxidation of pyruvic acid to acetyl Co A and CO2 retard the reduction of pyruvic acid to acetyl Co A and CO2 Catalyze the reduction of pyruvic acid to acetyl Co A and CO2 decatalyze the oxidation of pyruvic acid to acetyl Co A and CO2 Catalyze the oxidation of pyruvic acid to acetyl Co A and CO2 ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the common features are shared between serine and aspartate proteases? 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 Both show specificity for certain amino acid sequences Both use a base to activate the nucleophile Both require water to complete the catalytic cycle ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following (s) is/are serine proteases? Elastase Trypsin all of these Chymotrypsin Elastase Trypsin all of these Chymotrypsin ANSWER DOWNLOAD EXAMIANS APP
Enzymes The nucleophile in serine proteases is Serine water Asparagine both (a) and (b) Serine water Asparagine both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Enzymes How is the enzyme COX-1 important in human health? It helps to transport carbon dioxide in the blood It is a chemical derivative of aspirin It is critical for the biosynthesis of DNA It catalyzes the production of hormones that maintain the stomach lining It helps to transport carbon dioxide in the blood It is a chemical derivative of aspirin It is critical for the biosynthesis of DNA It catalyzes the production of hormones that maintain the stomach lining ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following statements about enzymes or their function is true? Enzymes are proteins whose three-dimensional form is key to their function All of these Enzymes do not alter the overall change in free energy for a reaction Enzymes speed up reactions by lowering activation energy Enzymes are proteins whose three-dimensional form is key to their function All of these Enzymes do not alter the overall change in free energy for a reaction Enzymes speed up reactions by lowering activation energy ANSWER DOWNLOAD EXAMIANS APP
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