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mutations Definition
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mutations
noun(mu-ta-tion)a significant and basic alteration : change
mutations
noun(mu-ta-tion)umlaut
mutations
noun(mu-ta-tion)a relatively permanent change in hereditary material that involves either a change in chromosome structure or number (as in translocation, deletion, duplication, or polyploidy) or a change in the nucleotide sequence of a gene's codons (as in frameshift or missense errors) and that occurs either in germ cells or in somatic cells but with only those in germ cells being capable of perpetuation by sexual reproduction; also : the process of producing a mutation
mutations
noun(mu-ta-tion)mutation of a previously mutated gene to its former condition
mutations
noun(mu-ta-tion)a permanent alteration (as by point mutation or frameshift mutation in the nucleotide sequence of a gene
mutations
noun(mu-ta-tion)a permanent alteration in the nucleotide sequence of one or more genes or in the number or structure of one or more chromosomes
mutations
noun(mu-ta-tion)a gene mutation involving the substitution, addition, or deletion of a single nucleotide base