A mutation in a gene that results in an inactive protein product is known as a _____ mutation.
A)loss-of-function
B)gain-of-function
C)downstream
D)cis-regulatory

Question

Quizplus · Accepted Answer

A loss-of-function mutation results in a protein product that is not functional or not produced at all. This can be due to a variety of changes in the gene, such as point mutations, insertions, deletions, or rearrangements. Loss-of-function mutations can have a wide range of effects on an organism, depending on the role of the protein in the cell or the organism's development and physiology.

A Mutation in a Gene That Results in an Inactive