Human Reproduction — BIOLOGY STD 12 Science — Question
Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Reproduction1 Mark
Question
Why are menstrual cycles absent during pregnancy.
✓
Answer
High level of progesterone and estrogens during pregnancy suppress the gonadotropins which is required for the development of new follicles. Therefore, a new cycle cannot be initiated.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.