The respiratory function of embryo is performed by
Chorion
Amnion
Allantois
Yolk sac
(c)Allantois acts as an extraembryonic lung by supplying the embryo with oxygen.
Cockroach egg is called as
Largest growth of human foetus is done in
Cleavage was first observed by
How many sperms are formed by four primary spermatocytes?
In spiral cleavage turn of spiral may be
Confusing about what to choose? Our team will schedule a demo shortly.
