2 years ago

Which process normally occurs at the placenta?

Biology

2 answers:

Oksi-84 [34.3K]2 years ago

6 0

1 one

Explanation:

Which process normally occurs at the placenta? (1) Oxygen diffuses from fetal blood to maternal blood. (2) Materials are exchanged between fetal and maternal blood. (3) Maternal blood is converted into fetal blood.

scoray [572]2 years ago

3 0

Answer is option 1 oxygen diffuses from fetal blood to maternal blood

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