The inability of one copy of a gene to perform the function of the normal two copies of the gene is known as:
A) Dominant negativity
B) Recessivity
C) Deletion sensitivity
D) Mutation threshold
E) Haploinsufficiency

Question

Quizplus · Accepted Answer

Haploinsufficiency occurs when a single copy of a gene is not sufficient to provide the normal function that would be provided by two copies, leading to a phenotype.

The Inability of One Copy of a Gene to Perform