title: Studies on nucleic acids of living fossils. 3. A classification of transfer ribonucleic acids by the elution profiles on gel filtration and sedimentation profiles on sucrose density gradient.
mesh_terms: D000818:Animals; D001419:Bacteria / Q000032:analysis; D002499:Centrifugation, Density Gradient; D002850:Chromatography, Gel; D005658:Fungi / Q000032:analysis; D006358:Hot Temperature; D007313:Insecta / Q000032:analysis; D008099:Liver / Q000032:analysis; D008970:Molecular Weight; D008974:Mollusca / Q000032:analysis*; D010944:Plants / Q000032:analysis; D012343:RNA, Transfer / Q000032:analysis / Q000145:classification*; D011817:Rabbits; D051381:Rats; D014316:Tritium; D014675:Vegetables / Q000032:analysis; D015003:Yeasts / Q000032:analysis
chemical_list: D014316:Tritium; D012343:RNA, Transfer