In both chordates and non-chordates intestine develops from
Pharyngeal pouch
Ectoderm
Endoderm
Mesoderm
(c)Gut is endodermal in origin.
There is a connective tissue cord extending between the testis and abdominal wall called
The allantois has the similar layers as present in the yolk sac. These are
Fertilisation in human beings occurs in
From the egg in gastrula stage if you remove all cells which form endoderm, the new organism will lack of
In mammals the chorion and the allantois together form
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