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Biology, 29.05.2021 17:40 hanjonez

Sometime between 22 and 26 weeks, a. a fetus has a chance of survival outside the womb. b. the external genitals are formed. c. synchrony between the fetal heart rate and motor activity peaks. d. vernix and lanugo begin to cover the skin.

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Sometime between 22 and 26 weeks, a. a fetus has a chance of survival outside the womb. b. the exter...
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