title: Experimental testing of theories of an early RNA world.
authors.affiliation: Department of Chemistry, Indiana University, Bloomington 47405.
authors.forename: A D
authors.initials: AD
authors.lastname: Ellington
mesh_terms: D001483:Base Sequence; D007438:Introns; D008957:Models, Genetic; D009843:Oligoribonucleotides / Q000096:biosynthesis / Q000138:chemical synthesis; D012313:RNA / Q000096:biosynthesis / Q000378:metabolism*; D012326:RNA Splicing; D016337:RNA, Catalytic / Q000378:metabolism*; D012324:RNA-Dependent RNA Polymerase / Q000096:biosynthesis
chemical_list: D009843:Oligoribonucleotides; D016337:RNA, Catalytic; D012313:RNA; D012324:RNA-Dependent RNA Polymerase