What day is considered to be the first day of a female’s reproductive cycle?

Question

asked Feb 8, 2021 222k views

1 Answer

Clexmond · Answer 1 · 2021-02-14T15:31:05+0000

Answer:

This is usually the first day of menstruation - the day when the uterus lining starts to be shed.

Step-by-step explanation: