asked 9.0k views
3 votes
The embryo is attached to the placenta by the umbilical cord, and the placenta makes contact with the uterus

.first
second
third

2 Answers

4 votes

Answer:

First

Step-by-step explanation:

I got it from my test

answered
User Flaviodesousa
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3 votes
the possible choice for this question is 1

answered
User Paul Brown
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