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inn [45]
3 years ago
12

The structure that contains two arteries and one vein, and connects the developing embryo to the mother's body, is called the __

___. amnion placenta embryo umbilical cord
Biology
1 answer:
OverLord2011 [107]3 years ago
4 0
Umbilical cord is the correct answer to the fill in the blank.
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