The mechanism in which the end product of a metabolic pathway inhibits an earlier step in the pathway is most precisely described as
A) metabolic inhibition.
B) feedback inhibition.
C) allosteric inhibition.
D) noncooperative inhibition.
E) reversible inhibition.

Question

Quizplus · Accepted Answer

This mechanism is commonly known as feedback inhibition, as the product of the pathway "feeds back" and inhibits an earlier step in the pathway. It is a type of negative feedback loop that helps regulate and maintain homeostasis in the cell. The other choices are either too broad or not specific enough to accurately describe this mechanism.

The Mechanism in Which the End Product of a Metabolic