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1 Nov 2021

Background and context

Proofreading of DNA (deoxyribonucleic acid) is the process in which the DNA is checked and corrected for those bases which are placed in incorrect positions or incorrectly matched. Proofreading is an essential process that ensures that no mutation occurs in the genetic material. Human DNA consists of four different bases that are adenine, guanine, thymine, and cytosine.

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