NEET Biology question
...A... is composed of endoderm inside and splanchnopleuric extraembryonic mesoderm outside. In humans it is small and non-functional except for providing ...B... to the placenta. A and B in the statement refer to
Answer: (A)
Solution
The allantois, made of endoderm inside and splanchnopleuric mesoderm outside, is small and non-functional in humans
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