title: THE BASE RATIO OF ALFALFA MOSAIC VIRUS NUCLEIC ACID.
mesh_terms: D017794:Alfalfa mosaic virus; D001482:Base Composition; D055598:Chemical Phenomena; D002621:Chemistry; D009696:Nucleic Acids; D010942:Plant Viruses; D011687:Purines; D011743:Pyrimidines; D012313:RNA; D012367:RNA, Viral
chemical_list: D009696:Nucleic Acids; D011687:Purines; D011743:Pyrimidines; D012367:RNA, Viral; D012313:RNA; C030985:purine
keywords: CHEMISTRY; PLANT VIRUSES; PURINES; PYRIMIDINES; RNA, VIRAL