When an enzyme-catalyzed reaction has two substrates and substrate A must bind before substrate B, the mechanism is called
A) a ping-pong mechanism
B) a random mechanism
C) an ordered mechanism
D) a suicide mechanism
E) none of these is true

Question

Quizplus · Accepted Answer

This is an example of an ordered mechanism, where the substrates bind to the enzyme in a specific sequence. In this case, substrate A must bind before substrate B can bind.

When an Enzyme-Catalyzed Reaction Has Two Substrates and Substrate a Must