The induction of changes in chromosomal activity in different polytene types of cell in Drosophila hydei.
D000818:Animals; D002875:Chromosomes; D004330:Drosophila / Q000166:cytology*; D008675:Metamorphosis, Biological; D012469:Salivary Glands / Q000166:cytology*; D013270:Stomach / Q000166:cytology*; D013696:Temperature