بايو بايت - BioByte

31. The hormone that triggers ovulation is:

30. Ovulation usually occurs around day:

29. The ovarian cycle is controlled by:

28. Progesterone is mainly secreted by:

27. Estrogen mainly causes:

26. The layer shed during menstruation is:

25. The muscular layer of the uterus is the:

24. The uterus mainly functions to:

23. The cortex of the ovary contains:

22. The ovary secretes:

21. Zona pellucida is composed mainly of:

20. Ovulation releases a:

19. How many oocytes are present at birth approximately?

18. Secondary oocyte is arrested in:

17. Primary oocytes are arrested in:

16. Oogonia are present until:

15. The sperm midpiece contains:

14. The acrosome is formed from the:

13. Spermiogenesis is the process of:

12. Primary spermatocytes have: