Epigenetic Explanation of Fetal Alcohol Disorders
A researcher is studying the interaction between genetic predisposition and prenatal alcohol exposure. Which of the following findings would most strongly support an epigenetic explanation for the development of Fetal Alcohol Spectrum Disorders?
A
Consistent physical abnormalities across all exposed fetuses
B
Altered DNA methylation patterns in affected genes
C
Direct alcohol-induced chromosomal breakage
D
Increased rate of spontaneous mutations in the fetus
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