title: [Two classes of insertions in bacterial genes].
mesh_terms: D003090:Coliphages; D004269:DNA, Bacterial; D004926:Escherichia coli; D005690:Galactose; D005796:Genes; D005827:Genetics, Microbial; D007785:Lactose; D008854:Microscopy, Electron; D009154:Mutation; D009711:Nucleotides; D009876:Operon
chemical_list: D004269:DNA, Bacterial; D009711:Nucleotides; D007785:Lactose; D005690:Galactose
vernacular_title: Zwei Klassen von Insertionen in Bakteriengenen.