Article
Origin of mutations under selection: the adaptive mutation controversy.
Annual review of microbiology - 1 Jan 2006
Roth John R, Kugelberg Elisabeth, Reams Andrew B, Kofoid Eric, Andersson Dan I
Abstract excerpt
Growth under selection causes new genotypes to predominate in a population. It is difficult to determine whether selection stimulates formation of new mutations or merely allows faster growth of mutants that arise independent of selection. In the practice of microbial genetics, selection is used to detect and enumerate pre-existing mutants; stringent conditions prevent growth of the parent and allow only the...
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