Who discovered human sperm?

$A$ temporary endocrine gland formed after ovulation in the ovary is:

Which of the following hormone levels will cause the release of an ovum (ovulation) from the Graafian follicle?

What are the diploid cells in gametogenesis?

The figure given below depicts a diagrammatic sectional view of the ovary. Which one set of three parts out of $I-VI$ are correctly identified?

In females, at the time of birth, the oocytes are present in which form?