title: THE GENETIC STRUCTURE OF NATURAL POPULATIONS OF DROSOPHILA MELANOGASTER. II. OVERDOMINANCE OF SPONTANEOUS MUTANT POLYGENES CONTROLLING VIABILITY IN HOMOZYGOUS GENETIC BACKGROUND.
mesh_terms: D000818:Animals; D002875:Chromosomes; D004330:Drosophila; D004331:Drosophila melanogaster; D005796:Genes; D006720:Homozygote; D009154:Mutation; D012106:Research
keywords: CHROMOSOMES; DROSOPHILA; EXPERIMENTAL LAB STUDY; GENES; MUTATION