Multiple Choice
Which statement is true regarding the yolk sac?
A) Only animals that develop outside the mother, like a chicken, have yolk sacs.
B) The yolk sac in a human is inactive.
C) The placenta and yolk sac are synonymous.
D) The yolk sac will help to form the digestive system.
Correct Answer:
Verified
Correct Answer:
Verified
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