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Topic: MICROBES, GENETICS, BIOCHEM

mutation

 noun
     
mu‧ta‧tion [uncountable and countable]
1HB a change in the genetic structure of an animal or plant that makes it different from others of the same kind
2 technical a change in a speech sound, especially a vowel, because of the sound of the one next to it
Definition of mutation from the Longman Dictionary of Contemporary English within
the topic MICROBES, GENETICS, BIOCHEM
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