Circadian rhythms are controlled by a biological clock, located in a teardrop-shaped cluster of cells in the _______________.
A) thalamus
B) corpus callosum
C) occipital lobe
D) hypothalamus

Question

Quizplus · Accepted Answer

Circadian rhythms are primarily controlled by the suprachiasmatic nucleus (SCN), which is a small group of cells located within the hypothalamus of the brain. The other options listed do not play a significant role in the regulation of circadian rhythms.

Circadian Rhythms Are Controlled by a Biological Clock, Located in a Teardrop-Shaped