A small molecule that binds directly to the active site of an enzyme and disrupts its catalytic reaction is called:
A)an allosteric inhibitor.
B)a competitive inhibitor.
C)a noncompetitive inhibitor.
D)RNAi.

Question

Quizplus · Accepted Answer

A competitive inhibitor binds directly to the active site of an enzyme and competes with the substrate for binding, effectively blocking the substrate from binding and reducing the rate of catalytic reaction.

A Small Molecule That Binds Directly to the Active Site