title: A measurement of the sequence complexity of polysomal messenger RNA in sea urchin embryos.
mesh_terms: D000818:Animals; D001483:Base Sequence; D002499:Centrifugation, Density Gradient; D004247:DNA; D004625:Embryo, Nonmammalian / Q000032:analysis*; D005796:Genes; D009691:Nucleic Acid Denaturation; D009693:Nucleic Acid Hybridization; D009695:Nucleic Acid Renaturation; D009711:Nucleotides / Q000032:analysis; D011132:Polyribosomes / Q000032:analysis*; D011691:Puromycin; D012333:RNA, Messenger / Q000032:analysis* / Q000302:isolation & purification; D012335:RNA, Ribosomal / Q000032:analysis*; D012617:Sea Urchins; D013936:Thymidine; D014158:Transcription, Genetic; D014316:Tritium
chemical_list: D009711:Nucleotides; D012333:RNA, Messenger; D012335:RNA, Ribosomal; D014316:Tritium; D011691:Puromycin; D004247:DNA; D013936:Thymidine