Question

Primate female reproductive cycle is called ________

• A. menstrual cycle
• B. water cycle
• C. blood cycle
• D. ovarian cycle

Answer 1

Answer:

A. menstrual cycle

Mammals exhibit an estrous cycle wherein if the egg is left unfertilized the endometrium is resorbed. In primates like humans, however, the endometrium is shed. This cycle unique to very few mammalian species is called as the menstrual cycle.