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Q.
Discoblastula is found in (1) frog (2) fishes and reptiles (3) insects (4) birds
BHUBHU 2011
Solution:
Discoblastula have yolk with few layers of cells of it forming a disc. The lower layer separates and form a blastocoel surrounded by upper and lower layer of cells. It is found in fishes, reptiles, birds and egg laying mammals.