correct nucleotides

How Does DNA Mismatch Repair Work?

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How Does DNA Mismatch Repair Work? Mismatch repair happens right after new DNA has been made, and its job is to remove and replace mis-paired bases (ones that were not fixed during proofreading). … A DNA polymerase then replaces the missing section with correct nucleotides, and an enzyme called a DNA ligase seals the gap

Does Mismatch Repair Need Ligase?

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Does Mismatch Repair Need Ligase? A second complex cuts the DNA near the mismatch, and more enzymes chop out the incorrect nucleotide and a surrounding patch of DNA. A DNA polymerase then replaces the missing section with correct nucleotides, and an enzyme called a DNA ligase seals the gap 2. Mismatch repair. What enzymes are