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The ____ gland produces melatonin, a hormone that may regulate wake/sleep patterns. (1 point)pineal pituitary adrenal thyroid

User Pizza Eu
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The answer is Pineal Gland

Pineal Gland is a conical mass of tissue located behind the third ventricle of the brain

It created hormone that affect the modulation of sleep pattern in all vertebrate.
User Leau
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