The evolutionary development of modifier genes.
D000483:Alleles; D005075:Biological Evolution; D005787:Gene Frequency; D005796:Genes; D008040:Genetic Linkage; D005828:Genetics, Population; D007178:Inbreeding; D008954:Models, Biological; D009154:Mutation; D010641:Phenotype; D011110:Polymorphism, Genetic; D011995:Recombination, Genetic; D012641:Selection, Genetic