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temp321 temp321
wrote...
Posts: 493
4 years ago
In this graph of estrogen and progesterone in the female reproductive cycle, the center dotted line represents day 14. Which of these is true?  



▸ The two hormonal peaks ensure that fertilization will not occur.

▸ The peak 2 is brought about in response to high levels of FSH.

▸ The peak 2 causes complete buildup of the uterine lining (endometrium).

▸ The peak 1 shows the surge that causes breakdown of the uterine lining.
Textbook 
Campbell Biology: Concepts and Connections

Campbell Biology: Concepts and Connections


Edition: 8th
Authors:
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emneviusemnevius
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Posts: 389
4 years ago
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