title: Relative positions of the "repetitive", "unique" and poly(A) fragments of mRNA.
mesh_terms: D000225:Adenine / Q000378:metabolism; D000227:Adenine Nucleotides / Q000032:analysis* / Q000302:isolation & purification; D000818:Animals; D004247:DNA; D004591:Electrophoresis, Polyacrylamide Gel; D004625:Embryo, Nonmammalian / Q000032:analysis*; D006358:Hot Temperature; D006863:Hydrogen-Ion Concentration; D006868:Hydrolysis; D007700:Kinetics; D009691:Nucleic Acid Denaturation; D009693:Nucleic Acid Hybridization; D010761:Phosphorus Radioisotopes; D011119:Polynucleotides / Q000032:analysis* / Q000302:isolation & purification; D012333:RNA, Messenger / Q000032:analysis* / Q000302:isolation & purification; D012260:Ribonucleases; D014316:Tritium; D014981:Xenopus
chemical_list: D000227:Adenine Nucleotides; D010761:Phosphorus Radioisotopes; D011119:Polynucleotides; D012333:RNA, Messenger; D014316:Tritium; D004247:DNA; D012260:Ribonucleases; D000225:Adenine