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Once an embryo forms, homeostasis is maintained by the _____ A-amniotic sac B-umbilical Ford C-chorion D-blastocyst
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1 vote
Once an embryo forms, homeostasis is maintained by the _____

A-amniotic sac
B-umbilical Ford
C-chorion
D-blastocyst

User Rajshri
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2 Answers

1 vote
B umbilical ford I think you ment cord
User Mvark
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1 vote

Answer:

B- Umbilical Cord

Step-by-step explanation

User Walucas
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