Placenta nouirishes the baby and provides O (O2) More that one answer
O weight
O Oxygen
O Bones
O Vas Deferens

Oxygen

The placenta is an organ that develops in your uterus during pregnancy. This structure provides oxygen and nutrients to your growing baby and removes waste products from your baby's blood. The placenta attaches to the wall of your uterus, and your baby's umbilical cord arises from it.

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