HomeTestsSearchRankProfile
mediumMCQBiologyBiology
1 mark

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

  1. A
    Adrenaline
  2. B
    Melatonin
  3. C
    Calcitonin
  4. D
    Prolactin

Solution & Step-by-step Explanation

Melatonin, secreted by the pineal gland, plays a very important role in the regulation of a -hour (diurnal) rhythm of our body (e.g., sleep-wake cycle, body temperature).

Practice this question

Try it yourself before checking the explanation above.

The hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone:
A
Adrenaline
B
Melatonin
C
Calcitonin
D
Prolactin

Share This Question

Related Questions

Ready for a Full Test?

Practice with timed mock tests and track your performance across Biology.

Discussion