Biology · Oct / Nov 2020 · Paper 12 · Question 36
5090Sexual reproduction in humans
The diagram shows the changes in thickness of the uterus lining during one menstrual cycle. When would the levels of progesterone and LH be highest?
- Abetween day 12 and 16 | between day 25 and 28
- Bbetween day 19 and 23 | on day 14
- Con day 5 | between day 1 and 5
- Don day 13 | on day 10
As printed in the paper
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Correct answer: B. between day 19 and 23 | on day 14
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