Question

The effect of toxicants on fetuses ________.
A) is greater than the effect on adults because of the fetuses' rapid growth and smaller biomass
B) is less than the effect on adults because the fetuses' metabolisms are higher
C) is less than the effect on adults because the fetuses are protected by their mothers' immune systems
D) has been systematically evaluated for most chemicals released into both indoor and outdoor environments
E) can be extrapolated downward from the known effects in adults, after correction for different weight

Answer

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