title: The isolation and characterization of a T4 mutant partially defective in recombination.
mesh_terms: D003090:Coliphages / Q000528:radiation effects; D003433:Crosses, Genetic; D003673:Defective Viruses / Q000302:isolation & purification; D004171:Diploidy; D014644:Genetic Variation; D005827:Genetics, Microbial; D009154:Mutation; D011830:Radiation Effects; D011995:Recombination, Genetic; D014466:Ultraviolet Rays