Navigate

The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle

The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone:

Options

(a) calcitonin
(b) prolactin
(c) adrenaline
(d) melatonin

Correct Answer:

melatonin

Explanation:

Melatonin is a hormone that regulates the 24 hour rhythm of our body such as the sleep-wake cycle etc. Melatonin is produced by pineal gland in the brain, which is responsible for operation and regulation of the biological clock in mammals.

AIPMT2011M
admin:

Related Questions

  1. The enzyme which is used for replication is
  2. Which of the following organism form the decomposers
  3. Which one of the following is a wrong matching of a microbe and its
  4. The function of the secretion of prostate gland is to
  5. Isolated metabolic reaction outside the body of an organism performed in test tube is