A) Supply of \[{{O}_{2}}\]
B) Supply of excretory materials
C) Supply of nutrients
D) Removal of\[C{{O}_{2}}\]
Correct Answer: B
Solution :
The placenta facilitates the supply of oxygen and nutrients to the embryo and also the removal of carbon dioxide and excretory/waste materials produced by the embryo.You need to login to perform this action.
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