The graph illustrates how the thickness of the lining of the uterine wall changes over a menstrual cycle. On which day does menstruation end for the final time?
- A4
- B8
- C16
- D20
Biology 0610 · IGCSE · Sexual reproduction in humans
The graph illustrates how the thickness of the lining of the uterine wall changes over a menstrual cycle. On which day does menstruation end for the final time?