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15. Template/lock and key theory of enzyme action is supported by which of the following? A. Enzymes speed up a reaction B. Enzymes determine the direction of a reaction C. Compounds similar to substrate inhibit enzyme activity D. Enzymes have absolute specificity to a certain substrate only E. Enzymes occur in living beings and speed up certain reactions

15. Template/lock and key theory of enzyme action is supported by which of the following? A. Enzymes speed up a reaction B. Enzymes determine the direction of a reaction C. Compounds similar to substrate inhibit enzyme activity D. Enzymes have absolute specificity to a certain substrate only E. Enzymes occur in living beings and speed up certain reactions

Biochemistry
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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14. The Km of a steady-state equation was experimentally derived to be equal to 6.5 mM. If the rate constant for the disappearance of the enzyme-substrate complex were both equal to 4.0 mM, which statement is TRUE about this reaction? A. The enzyme-substrate complex is permanent. B. In principle, k2 has higher magnitude than k-1. C. The reaction is kinetically possible but unstable. D. The magnitude of ki is lower compared to k2. 15. Template/lock and key theory of enzyme action is supported by which of the following? A. Enzymes speed up a reaction B. Enzymes determine the direction of a reaction C. Compounds similar to substrate inhibit enzyme activity D. Enzymes have absolute specificity to a certain substrate only E. Enzymes occur in living beings and speed up certain reactions
Transcribed Image Text:14. The Km of a steady-state equation was experimentally derived to be equal to 6.5 mM. If the rate constant for the disappearance of the enzyme-substrate complex were both equal to 4.0 mM, which statement is TRUE about this reaction? A. The enzyme-substrate complex is permanent. B. In principle, k2 has higher magnitude than k-1. C. The reaction is kinetically possible but unstable. D. The magnitude of ki is lower compared to k2. 15. Template/lock and key theory of enzyme action is supported by which of the following? A. Enzymes speed up a reaction B. Enzymes determine the direction of a reaction C. Compounds similar to substrate inhibit enzyme activity D. Enzymes have absolute specificity to a certain substrate only E. Enzymes occur in living beings and speed up certain reactions
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