title: Recombination of recessive upsilon+ transformants in Drosophila melanogaster.
mesh_terms: D000818:Animals; D002874:Chromosome Mapping; D002875:Chromosomes; D004331:Drosophila melanogaster; D005127:Eye Color; D005808:Genes, Recessive; D011995:Recombination, Genetic; D014170:Transformation, Genetic