Q41 / 322 · NTA Abhyas (NEET) 2020 · Zoology · Chemical Coordination and Integration

Melatonin is produced by

A
Thymus
B
Skin
C
Pituitary
Correct answer
D
Pineal gland

Solution

Melatonin is secreted by pineal gland present between the cerebral hemispheres. Melatonin concentration in blood follows a diurnal cycle, it rises in the evening and drops at noon. Melatonin lightens and regulates working of gonads.

Hence, the correct answer is option: 'D'.

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