What is the primary stimulus that regulates the "biological clock"that controls circadian rhythms?
A)light
B)time
C)pheromones
D)hormones

Question

Quizplus · Accepted Answer

Light is the primary stimulus that regulates the biological clock and controls circadian rhythms. The byproduct of molecular events that occur in response to the presence or absence of light cues our body to wake or sleep at certain times, allowing for appropriate timing of physiological processes.

What Is the Primary Stimulus That Regulates the &Quot;biological Clock"that