title: Episomes in evolution.
mesh_terms: D005075:Biological Evolution; D002876:Chromosomes, Bacterial; D003090:Coliphages; D003227:Conjugation, Genetic; D004352:Drug Resistance, Microbial; D004926:Escherichia coli; D005111:Extrachromosomal Inheritance; D008242:Lysogeny; D011995:Recombination, Genetic; D014161:Transduction, Genetic