Glossary Term
Point Mutation
PCR TermsEN
Definition
A small-scale mutation in which a single nucleotide is exchanged for another. Mutagenic chemicals and mistakes in DNA replication may result in point mutations.
Extended Notes
Source: National Cancer Institute, NCI Thesaurus 26.09d, C62200. NCI definition, reproduced without modification under CC BY 4.0. Source identity and definition checked automatically on 2026-10-20. No individual clinical interpretation or human reviewer is asserted.
Also Known As
Point Mutation