title: Synthesis of nucleic acids in giant chromosomes.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D002874:Chromosome Mapping; D002875:Chromosomes / Q000378:metabolism*; D004261:DNA Replication; D004175:Diptera; D009696:Nucleic Acids / Q000096:biosynthesis*; D012313:RNA / Q000096:biosynthesis; D012469:Salivary Glands / Q000378:metabolism; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D009696:Nucleic Acids; D014316:Tritium; D012313:RNA; D013936:Thymidine