The allantois has the similar layers as present in the yolk sac. These – McqOptions

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1.	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» B. Outer endoderm and inner mesoderm

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