skos:definition |
MSH: A mutation caused by the substitution of one nucleotide for another. This results in the DNA molecule having a change in a single base pair.,CSP: mutation caused by the substitution of one nucleotide for another; the DNA molecule changes a single base pair.,NCI: 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.,NCI: An alteration in a DNA sequence caused by the substitution of a single nucleotide for another nucleotide.
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