Enzymes The nucleophile in serine proteases is Serine Asparagine water both (a) and (b) Serine Asparagine water both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
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 The proteolysis rate enhancement by chymotrypsin (~1010 folds) corresponds to a reduction in activation energy of about 88 kJ/mol 40 kJ/mol 49 kJ/mol 58 kJ/mol 88 kJ/mol 40 kJ/mol 49 kJ/mol 58 kJ/mol ANSWER DOWNLOAD EXAMIANS APP
Enzymes What is the specificity of the Clostripain protease? It cleave after His residues None of these It cleave after Arg residues It cleave after Lys residues It cleave after His residues None of these It cleave after Arg residues It cleave after Lys residues ANSWER DOWNLOAD EXAMIANS APP
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 oxidation 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 retard the reduction of pyruvic acid to acetyl Co A and CO2 Catalyze the oxidation 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 ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following statements about enzymes or their function is true? Enzymes speed up reactions by lowering activation energy Enzymes are proteins whose three-dimensional form is key to their function Enzymes do not alter the overall change in free energy for a reaction All of these Enzymes speed up reactions by lowering activation energy Enzymes are proteins whose three-dimensional form is key to their function Enzymes do not alter the overall change in free energy for a reaction All of these ANSWER DOWNLOAD EXAMIANS APP