title: Salivary chromosome bands and the frequency of crossing over in Drosophila melanogaster.
mesh_terms: D000818:Animals; D002869:Chromosome Aberrations; D002874:Chromosome Mapping; D002875:Chromosomes; D003433:Crosses, Genetic; D003434:Crossing Over, Genetic; D004247:DNA; D004331:Drosophila melanogaster; D005260:Female; D005804:Genes, Lethal; D008040:Genetic Linkage; D008297:Male; D009154:Mutation; D012469:Salivary Glands / Q000166:cytology; D012730:Sex Chromosomes
chemical_list: D004247:DNA