title: Fine structure of ribosomal RNA. I. Conservation of homologous regions within ribosomal RNA of eukaryotes.
mesh_terms: D000818:Animals; D001483:Base Sequence; D004247:DNA / Q000302:isolation & purification; D056890:Eukaryota; D007700:Kinetics; D007739:L Cells; D051379:Mice; D009693:Nucleic Acid Hybridization; D009843:Oligoribonucleotides / Q000032:analysis; D012335:RNA, Ribosomal; D012265:Ribonucleotides / Q000032:analysis; D013045:Species Specificity; D013696:Temperature
chemical_list: D009843:Oligoribonucleotides; D012335:RNA, Ribosomal; D012265:Ribonucleotides; D004247:DNA