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Which of the following protects and cushions a developing fetus from shocks,keeps the temperature from varying much,and develops from an early layer of dividing cells ?

A) placenta

B) umbilical cord

C) amniotic sac

D) all of the above

2 Answers

2 votes

The answer is C. I also have this problem!

User Evol Gate
by
8.3k points
3 votes
C. amniotic sac, i hope this helps 
User Grm
by
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