The Complicated Process That Leads to First Menstruation Is Triggered

question 18

Multiple Choice

The complicated process that leads to first menstruation is triggered by:

• A) progesterone and Müllerian-inhibiting substance.
• B) estrogen and progesterone.
• C) testosterone and Müllerian-inhibiting substance.
• D) estrogen and Müllerian-inhibiting substance.

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