title: Protein evolution in related species: adaptive "foci".
mesh_terms: D000222:Adaptation, Physiological; D000483:Alleles; D005075:Biological Evolution; D004330:Drosophila / Q000201:enzymology; D004592:Electrophoresis, Starch Gel; D004798:Enzymes / Q000032:analysis; D005787:Gene Frequency; D005815:Genetic Code; D005818:Genetic Engineering; D014644:Genetic Variation; D005828:Genetics, Population; D006579:Heterozygote; D006801:Humans; D008967:Molecular Biology; D009154:Mutation; D010641:Phenotype; D011110:Polymorphism, Genetic; D011506:Proteins / Q000032:analysis*
chemical_list: D004798:Enzymes; D011506:Proteins