Multiple Choice
Regarding exposure to teratogens, which of the following affect when a threshold is crossed?
A) Age, weight, and health of the mother
B) Dose, timing, frequency, and other teratogens
C) Prenatal care, fetal age, gestational age, and maternal health
D) Paternal age, maternal age, and neurological development in the fetus
Correct Answer:

Verified
Correct Answer:
Verified
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