Patient with HNPCC (hereditary nonpolyposis colon cancer) has genes with microsatellite instability. This is due to failure of which repair mechanism of DNA
Correct Answer: Mismatch repair
Description: Mismatch repair: It is one of the repair mechanisms in DNA replication. It operates when there is mismatched base paining. For eg: when A pairs with C. This repair mechanism is defective in HNPCC.
Category:
Biochemistry
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