amakayla57
amakayla57
07.01.2022 • 
Biology

During pregnancy, why is it especially important that the mother eats properly and avoids alcohol and drugs?
a because the embryo's kidneys are already functioning
b. because the placenta allows some toxins to reach the embryo
c because the placenta rejects all toxins
d because toxins can rupture the umbilical cord

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