title: Genetic switches by DNA inversions in prokaryotes.
mesh_terms: D001419:Bacteria / Q000235:genetics*; D001483:Base Sequence; D002876:Chromosomes, Bacterial / Q000502:physiology; D003090:Coliphages / Q000235:genetics; D004262:DNA Restriction Enzymes; D004269:DNA, Bacterial / Q000235:genetics*; D004926:Escherichia coli / Q000235:genetics; D005798:Genes, Bacterial; D005814:Genes, Viral; D009876:Operon; D012486:Salmonella typhimurium / Q000235:genetics; D013045:Species Specificity
chemical_list: D004269:DNA, Bacterial; D004262:DNA Restriction Enzymes