Which of the Following Mechanisms is the Quickest Method of Influencing

Question

Which of the following mechanisms is the quickest method of influencing an enzymatic activity?
A)allosteric regulation
B)covalent modification
C)enzyme induction
D)activation of a zymogen

Accepted Answer

Allosteric regulation is the quickest method as it involves the binding of an effector molecule at a site other than the enzyme's active site, leading to an immediate change in enzyme activity.