Extra embryonic membranes like amnion and chorion appeared for the first time in
Correct answer: C. Reptiles
- A. Fish
- B. Amphibian
- C. Reptiles
- D. None
Explanation
Extra embryonic membranes like amnion and chorion appeared for the first time in reptiles. The amnion is a membrane that surrounds and protects the embryo, providing a fluid-filled cavity for its development. The chorion is another extra embryonic membrane that allows for gas exchange with the environment.
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