THE EFFECTS OF HETEROZYGOSITY AND RECOMBINATION ON THE RELATIVE  FITNESS OF EXPERIMENTAL POPULATIONS OF DROSOPHILA MELANOGASTER.
D000818:Animals; D002875:Chromosomes; D004330:Drosophila; D004331:Drosophila melanogaster; D006579:Heterozygote; D009154:Mutation; D011995:Recombination, Genetic; D012106:Research
CHROMOSOMES; DROSOPHILA; EXPERIMENTAL LAB STUDY; MUTATION