Neural canal develops from
Ectoderm
Mesoderm
Endoderm
All the above
Largest egg is of
In early haemopoietic tissue of embryo, there is
A change in the amount of yolk and its distribution in the egg will affect
Embryonic body form stage is characterised by
Read the following paragraph with two blanks : Each testis has about $A$ compartments called as testicular lobules. Each lobule contains $B$ highly coiled seminiferous tubules in which the sperms are produced. The correct option for the two blanks is
$A$ | $B$ |