Prepuberal period refers to a stage of
Growth enlargement of organ systems and maturation of reproductive mechanisms
Initiation of gonads
Initiation of organs
Maturation of gonads alone
Testes in rabbit are
Ejaculation is the $...A...$ response. Erection is a $...B...$ response. Here, $A$ and $B$ refers to
The extra-embryonic membranes of the mammalian embryo are derived from
Spleen develops from
Microlecithal eggs are found in