________ occurs when the expression of a gene has different effects depending on whether the mother or the father passed on the gene.
A) Polygenic inheritance
B) X-linked inheritance
C) Genetic imprinting
D) Y-linked inheritance

Question

Quizplus · Accepted Answer

Genetic imprinting occurs when the expression of a gene is different depending on whether it was passed down from the mother or father. In these cases, one copy of the gene is epigenetically marked (imprinted) and becomes inactive, while the other copy is active. This can result in certain disorders or diseases if the active copy is defective or missing.

________ Occurs When the Expression of a Gene Has Different