+Mutation is a spontaneous alteration in the [DNA](/wiki/dna) sequence, a fundamental source of [Genetic variation](/wiki/genetic_variation) within life. These changes can lead to new traits, profoundly influencing the course of [Evolution](/wiki/evolution).
+## See also
+- [Gene](/wiki/gene)
+- [Natural selection](/wiki/natural_selection)
+- [Allele](/wiki/allele)
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