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Biology, 13.11.2019 02:31 jmathematics7806

Occasionally, during pregnancy, the placenta can
separate from the uterus. this causes a
disruption in development and sometimes death
of the fetus. harm to the developing fetus might
occur because the placenta
(1) transfers oxygen and nutrients to the fetal
blood
(2) sends maternal blood into the fetus
(3) supplies milk for the fetus
(4) breaks down wastes of the fetus

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Answers: 3

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Occasionally, during pregnancy, the placenta can
separate from the uterus. this causes a
...

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