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Point mutation

Definition(s)

An alteration in DNA sequence caused by a single nucleotide base change, insertion, or deletion.

Definition from: GeneTestsThis link leads to a site outside Genetics Home Reference. from the University of Washington and Children's Health System, Seattle

A gene mutation involving the substitution, addition, or deletion of a single nucleotide base.

Definition from: Merriam-Webster's Medical DictionaryThis link leads to a site outside Genetics Home Reference. by Merriam-Webster Inc.

Related discussion in the Handbook

 
Published: September 2, 2008