Gynaecology & Obstetrics Endometrial biopsy is done in which phase of menstrual cycle : A 5 - 7 days B 12 - 14 days C 18 - 20 days D 22 - 24 days 💡 Explanation Endometrial biopsy is done in which phase of menstrual cycle : ✓ Correct Answer: D. 22 - 24 days