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单词 reverse mutation
释义 DictionarySeeback mutation

reverse mutation


reverse mutation

[ri′vərs myü′tā·shən] (genetics) A mutation in a mutant allele which makes it capable of producing the nonmutant phenotype; may actually restore the original deoxyribonucleic acid sequence of the gene or produce a new one which has a similar effect. Also known as back mutation.

reverse mutation


back mu·ta·tion

reversion of a gene to an ancestral form due to further mutation to the original codon or one coding for the same amino acid. Synonym(s): reverse mutation

reverse mutation

a genetic change occurring in a MUTANT (2) individual that restores the WILD TYPE phenotype. Such events are far less common than FORWARD MUTATIONS.
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