Respuesta :
Answer:
A protective layer is in their skin causing all toxins of the mother to not affect the baby badly. The placeta also helps them
search it up if you wanna know why cause I am really not trying to be specific like a nurse type of person
Answer:
a fetus can't drown in the womb because of the umbilical cord
Explanation:
the umbilical cord develops oxygen directly to the fetus body ,