Match column $I$ with column $II$ and select the correct option using the codes given below.
Column $-I$ | Column $-II$ |
$(A)$ Mons pubis | $(i)$ Embryo formation |
$(B)$ Antrum | $(ii)$ Sperm |
$(C)$ Trophectoderm | $(iii)$ Female externalgenitalia |
$(D)$ Nebenkern | $(iv)$ Graafian follicle |
$A(iii), B(iv), C(ii), D(i)$
$A(iii), B(iv), C(i), D(ii)$
$A(iii), B(i), C(iv), D(ii)$
$A(i), B(iv), C(iii), D(ii)$
Sperm lysins contains
$A$ : Development is the emergence of a multicellular organism from a single group of cells.
$R$ : Development involves growth, differentiation and morphogenesis.
In mammals the chorion and the allantois together form
Which of the following represents a condition, where the motility of the sperms is highly reduced?
In the embryonic development of chordate the animal pole forms one of the following of the adult