FIRST STEP IS OOGENESIS
Process: Formation of ova from the
Primary oocyte is oogenesis.
*oocytogenesis is formation of primary
Oocyte, which is completed in 20
Weeks of foetal age.
*400,000 primary ova are present
At the time of birth, which
Remain dormant till ovulation.
*CELL DIVISION gives rise to
Secondary oocyte capable of
fertilization on maturation.