asked 208k views
1 vote
During a menstrual cycle, what is the purpose of the uterine lining buildup? dirty 230

asked
User CMartins
by
7.9k points

1 Answer

7 votes
If the egg is fertilised the embryo plants itself in the uterine lining. Without this it would not survive
answered
User Bogdan Tudose
by
8.0k points
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