Single Answer MCQ
Q-00040229
What event marks the beginning of menstruation in females?
1
Ovulation
2
Fertilization
3
Implantation
4
Menstrual Cycle initiation
Answer and Solution
Answer
D. Menstrual Cycle initiation
Solution:
Menstruation marks the beginning of the menstrual cycle, occurring when there is no fertilization. The other events relate to the reproductive cycle but not to the start of menstruation.
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