Differential synthesis of the genes for ribosomal RNA during amphibian oögenesis.
D000818:Animals; D001001:Anura; D002247:Carbon Isotopes; D002466:Cell Nucleolus; D002499:Centrifugation, Density Gradient; D004247:DNA / Q000096:biosynthesis*; D005260:Female; D005796:Genes; D010053:Ovary / Q000378:metabolism*; D010063:Ovum / Q000378:metabolism; D012313:RNA / Q000096:biosynthesis*; D012270:Ribosomes; D013698:Templates, Genetic; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014529:Uridine
D002247:Carbon Isotopes; D014316:Tritium; D012313:RNA; D004247:DNA; D013936:Thymidine; D014529:Uridine