The biological clock controlling circadian rhythms must ultimately
A) depend on environmental cues.
B) affect gene transcription.
C) stabilize on a 24-hour cycle.
D) speed up or slow down with increasing or decreasing temperature.
E) do all of the above.

Question

Quizplus · Accepted Answer

The biological clock controlling circadian rhythms affects gene transcription, which is a fundamental mechanism for maintaining these rhythms.

The Biological Clock Controlling Circadian Rhythms Must Ultimately