Genetics: Analysis and Principles 5th Edition by Robert Brooker

Exercise 6

When mice carrying the A vy allele exhibit a darker coat color, this phenotype is thought to be caused by dietary factors that result in
A) a greater level of DNA methylation and a decrease in the expression of the Agouti gene
B) a lower level of DNA methylation and a decrease in the expression of the Agouti gene
C) a greater level of DNA methylation and the overexpression of the Agouti gene
D) a lower level of DNA methylation and the overexpression of the Agouti gene.