title: Transcription in polytene chromosomes.
mesh_terms: D000818:Animals; D002467:Cell Nucleus / Q000378:metabolism / Q000648:ultrastructure; D002842:Chromatids / Q000648:ultrastructure; D002875:Chromosomes / Q000378:metabolism* / Q000648:ultrastructure; D004247:DNA; D004586:Electrophoresis; D005796:Genes; D007313:Insecta; D008854:Microscopy, Electron; D008954:Models, Biological; D009693:Nucleic Acid Hybridization; D012313:RNA / Q000032:analysis / Q000096:biosynthesis; D012469:Salivary Glands / Q000648:ultrastructure; D014158:Transcription, Genetic
chemical_list: D012313:RNA; D004247:DNA