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प्रश्न
The principal embryonic membranes are ______.
विकल्प
chorion and umbilicus
amnion and placenta
amnion and chorion
placenta and umbilicus
MCQ
रिक्त स्थान भरें
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उत्तर
The principal embryonic membranes are amnion and chorion.
Explanation:
These membranes protect the embryo and assist in its development. Chorion forms part of the placenta, while the amnion encloses the amniotic cavity that cushions the embryo. Hence, the correct answer is amnion and chorion.
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