NCI Dictionary of Genetics Terms
The NCI Dictionary of Genetics Terms contains technical definitions for more than 200 terms related to genetics. These definitions were developed by the PDQ® Cancer Genetics Editorial Board to support the evidence-based, peer-reviewed PDQ cancer genetics information summaries.
- point mutation
- listen (poynt myoo-TAY-shun)
An alteration in a DNA sequence caused by the substitution of a single nucleotide for another nucleotide.