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VARVARA [1.3K]
3 years ago
5

What occurs in the menstral cycle day 1-4 for unfertilized egg in ovary?

Biology
1 answer:
Sladkaya [172]3 years ago
3 0
On day one the levels of oestrogen and progesterone are low, having dropped quickly at the end of the last cycle. Low oestrogen level causes FSH release from the pituitary gland.
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