title: On the physical structure of lambda recombinant DNA.
mesh_terms: D002499:Centrifugation, Density Gradient; D003090:Coliphages; D003433:Crosses, Genetic; D004261:DNA Replication; D004267:DNA Viruses; D004279:DNA, Viral / Q000032:analysis* / Q000096:biosynthesis; D005827:Genetics, Microbial; D006579:Heterozygote; D008242:Lysogeny; D008954:Models, Biological; D011995:Recombination, Genetic; D014779:Virus Replication
chemical_list: D004279:DNA, Viral