Which of the following deletions in the coding region of a gene would NOT result in a frameshift mutation?
A) one base-pair deletion
B) two base-pair deletion
C) three base-pair deletion
D) four base-pair deletion

Question

Quizplus · Accepted Answer

A frameshift mutation occurs when the number of nucleotides inserted or deleted from a DNA sequence is not a multiple of three. Since the genetic code is read in triplets (codons), deleting three base pairs removes one codon but does not shift the reading frame of the codons that follow.

Which of the Following Deletions in the Coding Region of a Gene