Nucleic acids and chromatin
Nucleic acids and chromatin

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Nucleic acids and chromatin

Summary of Section 5

  1. The stability of DNA makes it suitable as a store of genetic information.

  2. The susceptibility of DNA to chemical damage allows mutations to arise.

  3. DNA damage can occur due to chemical interactions with reactive molecular species or irradiation. If not repaired, such damage results in base loss or mutations due to mispairing in replication.

  4. Most DNA damage is detected and repaired by the cell.

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