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Title: What causes the human pineal gland to secrete melatonin? Post by: Guest on Oct 4, 2020 What causes the human pineal gland to secrete melatonin? ▸ signals from the retina ▸ detection of light by the pineal gland ▸ hard-wired circadian rhythms ▸ signals from the suprachiasmatic nucleus Title: What causes the human pineal gland to secrete melatonin? Post by: mossandtoss on Oct 4, 2020 Content hidden
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