Column I

Column II

A.

Primary oocyte

I.

It is formed when

oogonia starts division

and temporarily

arrested at prophase

of meiosis I.

B.

Secondary oocyte

II.

A large haploid cell

which retains bulk of

nutrient rich

cytoplasm of the

primary oocyte.

C.

Primary follicle

III.

A large number of

these degenerate

during the phase from

puberty to birth.

D.

Oogonia

IV.

Gamete mother cell.

E.

Secondary follicle

V.

Surrounded by more

layers of granulosa

cells and a new theca.

F.

Graafian follicle

VI.

Rupture to release

ovum from the ovary.