title: Is there evidence for directed mutation in bacteria?
authors.affiliation: Department of Microbiology, La Trobe University, Bundoora, Victoria, Australia.
authors.forename: D G
authors.initials: DG
authors.lastname: MacPhee
mesh_terms: D001419:Bacteria / Q000235:genetics*; D004926:Escherichia coli / Q000235:genetics; D005798:Genes, Bacterial; D007785:Lactose / Q000378:metabolism / Q000494:pharmacology; D008957:Models, Genetic; D016296:Mutagenesis; D009154:Mutation; D012641:Selection, Genetic; D014364:Tryptophan / Q000378:metabolism; D014633:Valine / Q000494:pharmacology
chemical_list: D014364:Tryptophan; D014633:Valine; D007785:Lactose