Genetical and environmental diversity in Drosophila melanogaster.
D000818:Animals; D004331:Drosophila melanogaster; D004777:Environment; D005787:Gene Frequency; D014644:Genetic Variation; D005828:Genetics, Population; D005838:Genotype; D006579:Heterozygote; D006801:Humans; D008297:Male; D012641:Selection, Genetic