Seminiferous tubules develop central lumen after
Birth
Prepuberal time
Puberty
Old age
The structure which attaches the ovaries with the dorsal wall is known as
The literal meaning of “gastrulation” is
The development of eye in vertebrate embryology is studied under
Tablets to prevent contraception contain
$A$ : Failure of testes to descend into the scrotum causes sterility in man.
$R$ : Higher internal body temperature is not suitable for sperm development.