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The 24 hour (diurnal) rhythm of our body...

The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone
Or
Which hormone is secreted more in dark condition

A

Calcitonin

B

Prolactin

C

Adrenaline

D

Melatonin

Text Solution

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The correct Answer is:
D
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