Question
Biology Question on Embryonic development
Which embryonic layer is responsible for gaseous exchange
A
Amnion
B
Yolk sac
C
Chorion
D
All of the above
Answer
Chorion
Explanation
Solution
The correct option is (C): Chorion
Which embryonic layer is responsible for gaseous exchange
Amnion
Yolk sac
Chorion
All of the above
Chorion
The correct option is (C): Chorion