title: The sense of time: evidence for its molecular basis in the eukaryotic gene-action system.
mesh_terms: D000818:Animals; D002455:Cell Division; D002940:Circadian Rhythm; D004247:DNA / Q000096:biosynthesis; D005055:Euglena / Q000378:metabolism; D056890:Eukaryota / Q000378:metabolism; D005796:Genes; D007553:Isotope Labeling; D008954:Models, Biological; D010247:Paramecium / Q000378:metabolism; D012313:RNA / Q000096:biosynthesis; D013045:Species Specificity; D013698:Templates, Genetic; D013768:Tetrahymena / Q000378:metabolism; D013936:Thymidine / Q000378:metabolism; D013997:Time Factors; D014158:Transcription, Genetic; D014316:Tritium; D014529:Uridine / Q000378:metabolism
chemical_list: D014316:Tritium; D012313:RNA; D004247:DNA; D013936:Thymidine; D014529:Uridine