DNA proofreading and repair (article) | Khan Academy
https://www.khanacademy.org/science/biology/dna-as-the-genetic-material/dna-replication/a/dna-proofreading-and-repair
Mechanisms to correct errors during DNA replication and to repair DNA damage over the cell's lifetime. •Cells have a variety of mechanisms to prevent mutations, or permanent changes in DNA sequence. What does DNA have to do with cancer? Cancer occurs when cells divide in an u… Replication errors and DNA damage are actually happening in the cells of our bo… DNA polymerases are the enzymes that build DNA in cells. During DNA replicati… Many errors are corrected by proofreading, but a few slip through. Mismatch repair h… How does mismatch repair work? First, a protein complex (group of proteins) reco… Mismatch repair.
Mechanisms to correct errors during DNA replication and to repair DNA damage over the cell's lifetime.
•Cells have a variety of mechanisms to prevent mutations, or permanent changes in DNA sequence.
What does DNA have to do with cancer? Cancer occurs when cells divide in an u…
Replication errors and DNA damage are actually happening in the cells of our bo…
DNA polymerases are the enzymes that build DNA in cells. During DNA replicati…
Many errors are corrected by proofreading, but a few slip through. Mismatch repair h…
How does mismatch repair work? First, a protein complex (group of proteins) reco…
Mismatch repair.
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