title: [Genetics of RNA animal viruses. Temperature-sensitive conditional lethal mutation].
mesh_terms: D001355:Alpharetrovirus; D001103:Arboviruses; D005827:Genetics, Microbial; D009154:Mutation; D009975:Orthomyxoviridae; D017955:Poliovirus; D012328:RNA Viruses / Q000254:growth & development; D012087:Reoviridae; D013696:Temperature