A regulatory enzyme in a metabolic pathway is most likely to be the:
A)last enzyme in the pathway.
B)first enzyme in the pathway.
C)enzyme that catalyzes the fastest reaction in the pathway.
D)enyzme that binds its coenzyme the fastest.
E)enzyme that lacks an effector site.

Question

Quizplus · Accepted Answer

The first enzyme in a metabolic pathway is often regulatory because it can control the flow of substrates through the pathway, allowing the cell to efficiently manage resources and respond to changes in demand or environmental conditions.

A Regulatory Enzyme in a Metabolic Pathway Is Most Likely