In humans,what is the ratio of the number of gametes produced from one male primary sex cell to the number of gametes produced from one female primary sex cell?

Which endocrine structure is formed after ovulation?

The mother germ cells are transformed into a mature follicle through a series of steps. Provide the missing steps in the blank boxes.
$\boxed{\text{Oogonia}} \to \boxed{A} \to \boxed{\text{Primary follicle}} \to \boxed{B} \to \boxed{C} \to \boxed{\text{Mature or Graafian follicle}}$

State the site of the process of oogenesis.

In humans, sperms contain autosomes and:

In the diagram of a section of a Graafian follicle,different parts are indicated by alphabets; choose the answer in which these alphabets have been correctly matched with the parts they indicate.