title: Polarity in vitro.
mesh_terms: D002247:Carbon Isotopes; D002474:Cell-Free System; D003090:Coliphages / Q000378:metabolism*; D006639:Histidine / Q000378:metabolism; D008274:Magnesium / Q000494:pharmacology; D008967:Molecular Biology; D009154:Mutation; D012328:RNA Viruses / Q000378:metabolism; D012367:RNA, Viral / Q000378:metabolism; D014316:Tritium; D014764:Viral Proteins / Q000096:biosynthesis
chemical_list: D002247:Carbon Isotopes; D012367:RNA, Viral; D014764:Viral Proteins; D014316:Tritium; D006639:Histidine; D008274:Magnesium