Question

The allantois has the similar layers as present in the yolk sac. These are
A) Outer mesoderm and inner endoderm
B) Outer endoderm and inner mesoderm
C) Outer endoderm and inner ectoderm
D) Outer endoderm and inner endoderm

Answer 1

It make up of layer outer and inner mesoderm with a Allantosis vessel from heart known as germ layer which help in exchange of gases and removal of liquid waste from the body of baby in the foetus of mother
ur ans is B) Outer endoderm and inner mesoderm

Answer 2

hiii,

The answer is option B

hope helps