The elastic tissue connecting the cauda epididymis to the scrotal sac is
Gubernaculum
Tendinous cord
Scrotal ligament
Caput epididymis
In the first phase of gastrulation of amphibians there occurs the separation of
The main function of tropho ectoderm in mammalian embryo is
$A$ : The scrotum acts as temperature regulator for the testes.
$R$ : Wall of scrotum is supported by dartos muscles which help in positioning of testes.
Fertilization is fusion of
Saheli is a oral contraceptive containing