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In a particular population, over the course of several dozen generations, an adenine was replaced by a guanine at a particular non-coding locus in the DNA base sequence. The evolutionary mechanism responsible for this change was?

Respuesta :

Answer:

Mutation

Explanation:

A Mutation alters the genetic message carried by that gene as there are permanent changes in the nucleotide sequence of DNA or a DNA gene.

This can occur by base pairs substitution, deletion or insertion

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