A Woman Inherits a Specific Allele from Her Mother and Develops

Multiple Choice

A woman inherits a specific allele from her mother and develops a specific disease syndrome.Another woman receives the same specific allele from her father and develops a much milder form of the disease.This is likely an example of:

A) genometastisis.
B) genomic imprinting.
C) histone deacetylation.
D) mitochondrial mutation.