title: The structure of rII diploids of phage T4.
mesh_terms: D003090:Coliphages; D003433:Crosses, Genetic; D003434:Crossing Over, Genetic; D003470:Culture Media; D003673:Defective Viruses; D004171:Diploidy; D005816:Genetic Complementation Test; D014644:Genetic Variation; D005827:Genetics, Microbial; D006720:Homozygote; D008954:Models, Biological; D009154:Mutation; D011995:Recombination, Genetic; D014779:Virus Replication
chemical_list: D003470:Culture Media