Question

15.) What happens to hormone levels if a woman becomes pregnant?

16.) Why does menstruation begin?
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Answer 1

Answer: The hormonal and physiological changes that come with pregnancy are unique. Pregnant women experience sudden and dramatic increases in estrogen and progesterone. They also experience changes in the amount and function of a number of other hormones. These changes don’t just affect mood.

Explanation: hope it helps

Answer 2

15.) What happens to hormone levels if a woman becomes pregnant?

A.) Estrogen and progesterone are the chief pregnancy hormones.

16.) Why does menstruation begin?

A.) Period happens because of changes in hormones in the body.

-TheUnknownScientist