Biology, 15.04.2021 19:20 hannahgracew12
When a pregnant woman ingests toxins such as alcohol and
nicotine, the embryo is put at risk because these toxins can
1) diffuse from the mother's blood into the embryo's
blood within the placenta
2) enter the embryo when it eats
3) transfer to the embryo since the mother's blood
normally mixes with the embryo's blood m the placenta
4) enter the uterus through the mother's navel
Answers: 1
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When a pregnant woman ingests toxins such as alcohol and
nicotine, the embryo is put at risk becaus...
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