Parathormone is secreted by the pineal gland and regulates biological rhythms such as sleep and wakefulness.

Name: Parathormone is secreted by the pineal gland and regulates biological rhythms such as sleep and wakefulness.
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Quizplus · Accepted Answer

Parathormone is actually secreted by the parathyroid gland and is involved in regulating calcium levels in the body, not biological rhythms. The pineal gland secretes melatonin, which is involved in regulating sleep and wakefulness.

Parathormone Is Secreted by the Pineal Gland and Regulates Biological