A) Amnion
B) Allantois
C) Chorion
D) Yolk sac
Correct Answer: B
Solution :
Allantois is an extra embryonic membrane developed as an outgrowth from hindgut. In the eggs of reptiles and birds, it functions as a urinary bladder and stores the waste excretory products. It also provides oxygen (in reptiles, birds and mammals) and food (in mammals) to the embryo.You need to login to perform this action.
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