title: The nature of "synthetic" lethal mutations in Drosophila.
mesh_terms: D000483:Alleles; D000818:Animals; D002874:Chromosome Mapping; D003434:Crossing Over, Genetic; D004330:Drosophila; D005260:Female; D005804:Genes, Lethal; D005808:Genes, Recessive; D006720:Homozygote; D008297:Male; D009154:Mutation; D011995:Recombination, Genetic; D013489:Suppression, Genetic