title: Synthesis of RNA in t 12 -t 12  mouse embryos.
mesh_terms: D000483:Alleles; D000818:Animals; D002455:Cell Division; D002478:Cells, Cultured; D004622:Embryo, Mammalian / Q000378:metabolism; D051379:Mice; D008967:Molecular Biology; D012335:RNA, Ribosomal / Q000096:biosynthesis*; D014316:Tritium; D014529:Uridine / Q000378:metabolism
chemical_list: D012335:RNA, Ribosomal; D014316:Tritium; D014529:Uridine