title: On the possible origin and evolution of the genetic code.
mesh_terms: D000409:Alanine; D001120:Arginine; D001224:Aspartic Acid; D001483:Base Sequence; D005075:Biological Evolution; D003062:Codon; D003545:Cysteine; D004261:DNA Replication; D005815:Genetic Code; D005971:Glutamates; D005973:Glutamine; D005998:Glycine; D006639:Histidine; D010649:Phenylalanine; D011392:Proline; D014176:Protein Biosynthesis; D012333:RNA, Messenger; D012343:RNA, Transfer; D012641:Selection, Genetic; D014633:Valine
chemical_list: D003062:Codon; D005971:Glutamates; D012333:RNA, Messenger; D005973:Glutamine; D001224:Aspartic Acid; D010649:Phenylalanine; D006639:Histidine; D012343:RNA, Transfer; D001120:Arginine; D011392:Proline; D014633:Valine; D003545:Cysteine; D000409:Alanine; D005998:Glycine