In fruit flies,per and tim protein:
A) inhibit the clock protein.
B) promote the production of the clock protein.
C) are inhibited by the clock protein.
D) inhibit the production of each other and the clock protein.

Question

Quizplus · Accepted Answer

Per and tim proteins are part of a negative feedback loop that regulates the circadian clock in fruit flies. They inhibit the clock protein, which in turn inhibits their own production.

In Fruit Flies,per and Tim Protein