title: ALTERATIONS IN MORPHOLOGY OF POLYTENE CHROMOSOMES.
mesh_terms: D000818:Animals; D002875:Chromosomes; D004330:Drosophila; D006728:Hormones; D008675:Metamorphosis, Biological; D059007:Polytene Chromosomes; D012106:Research
chemical_list: D006728:Hormones
keywords: CHROMOSOMES; DROSOPHILA; EXPERIMENTAL LAB STUDY; HORMONES; METAMORPHOSIS, BIOLOGICAL