Prader-Willi Syndrome Is a Genetic Disorder Involving a Partial Deletion

Multiple Choice

Prader-Willi syndrome is a genetic disorder involving a partial deletion of chromosome 15q on the paternal chromosome. When both copies of a gene (or chromosome) are functional but only one is expressed, this is an example of __________.

A) position effect variegation
B) X-inactivation
C) genomic imprinting
D) histone acetylation
E) chromatin modifications