The hormone melatonin reaches peak levels in the body during the __________
A) morning.
B) early evening.
C) afternoon.
D) night.

Question

Quizplus · Accepted Answer

Melatonin is a hormone that regulates the sleep-wake cycle in humans. It is secreted by the pineal gland in the brain, and its production is regulated by the body's internal clock. Melatonin levels in the body typically begin to rise in the early evening and peak during the night. Therefore, the correct answer is D) night.

The Hormone Melatonin Reaches Peak Levels in the Body During