The second maturation division of the mammalian ovum occurs
shortly after ovulation before the ovum makes entry into the Fallopian tube
until after the ovum has been penetrated by a sperm
until the nucleus of the sperm has fused with that of the ovum
in the Graafian follicle following the first maturation division.
When male ejaculates sperms during coitus of which for normal fertility at least....... percent sperms must have normal shape and size and at least ...........per cent of them must show vigorous motility
The function of mitochondria in sperm is
The process of maturation of reproductive cells of testes in male so as to form the male gamete or sperm is known as
Insemination is
At which stage of life the oogenesis process is initiated?