Identify the correct option ($A$), ($B$), ($C$), ($D$) with respect to spermatogenesis.
$ICSH$, Interstitial cells, Leydig cells, spermiogenesis.
$\mathrm{FSH}$, Sertoli cells, Leydig cells, spermatogenesis.
$ICSH$, Leydig cells, Sertoli cells, spermatogenesis.
$FSH$, Leydig cells, Sertoli cells, spermiogenesis.
Cleavage divisions differ from normal mitotic divisions in that
From the egg in gastrula stage if you remove all cells which form endoderm, the new organism will lack of
Which extraembryonic membrane in humans prevents desiccation of the embryo inside the uterus?
The period of preparation with reference to developmental phenomena in vertebrates means
Cauda epididymis lead to