Which is NOT True about mismatch repair?
A) It uses an endonuclease.
B) It requires DNA polymerase and DNA ligase.
C) It uses methylation of the DNA to differentiate between strands.
D) It removes both strands in the mismatch area.
E) It fixes errors missed by the proofreading of DNA polymerase.

Question

Quizplus · Accepted Answer

Mismatch repair does not remove both strands in the mismatch area, rather it only removes the incorrect nucleotide and then resynthesizes the correct nucleotide. The other options (A, B, C, and E) are true statements about mismatch repair.

Which Is NOT True About Mismatch Repair