title: Synthetic activity of polytene chromosomes.
mesh_terms: D000596:Amino Acids / Q000378:metabolism; D000818:Animals; D050260:Carbohydrate Metabolism; D002466:Cell Nucleolus / Q000502:physiology; D055598:Chemical Phenomena; D002621:Chemistry; D002875:Chromosomes; D004247:DNA / Q000096:biosynthesis; D004261:DNA Replication; D004175:Diptera; D005823:Genetics; D006570:Heterochromatin / Q000502:physiology; D007313:Insecta; D009693:Nucleic Acid Hybridization; D012335:RNA, Ribosomal / Q000378:metabolism; D012343:RNA, Transfer / Q000378:metabolism; D014158:Transcription, Genetic
chemical_list: D000596:Amino Acids; D006570:Heterochromatin; D012335:RNA, Ribosomal; D004247:DNA; D012343:RNA, Transfer