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 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 Both require water to complete the catalytic cycle Both forms an acyl-enzyme intermediate ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following (s) is/are serine proteases? Trypsin Chymotrypsin Elastase all of these Trypsin Chymotrypsin Elastase all of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes Enzyme-driven metabolic pathways can be made more efficient by concentrating enzymes within specific cellular compartments grouping enzymes into free-floating, multienzyme complexes fixing enzymes into membranes so that they are adjacent to each other All of these concentrating enzymes within specific cellular compartments grouping enzymes into free-floating, multienzyme complexes fixing enzymes into membranes so that they are adjacent to each other All of these ANSWER DOWNLOAD EXAMIANS APP
Enzymes Which of the following statements about enzymes or their function is true? All of these Enzymes are proteins whose three-dimensional form is key to their function Enzymes speed up reactions by lowering activation energy Enzymes do not alter the overall change in free energy for a reaction All of these Enzymes are proteins whose three-dimensional form is key to their function Enzymes speed up reactions by lowering activation energy Enzymes do not alter the overall change in free energy for a reaction 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 58 kJ/mol 49 kJ/mol 88 kJ/mol 40 kJ/mol 58 kJ/mol 49 kJ/mol ANSWER DOWNLOAD EXAMIANS APP
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