title: Defective bacteriophages.
mesh_terms: D018407:Bacterial Physiological Phenomena; D001435:Bacteriophages / Q000145:classification* / Q000502:physiology; D002876:Chromosomes, Bacterial; D003090:Coliphages / Q000145:classification / Q000502:physiology; D004261:DNA Replication; D004279:DNA, Viral / Q000378:metabolism*; D008242:Lysogeny; D009154:Mutation
chemical_list: D004279:DNA, Viral