title: Genetics of Zoarces populations. 3. Geographic variations in the esterase polymorphism Est 3.
mesh_terms: D000818:Animals; D003718:Denmark; D004950:Esterases; D005399:Fishes; D005787:Gene Frequency; D005828:Genetics, Population; D005838:Genotype; D008967:Molecular Biology; D011110:Polymorphism, Genetic
chemical_list: D004950:Esterases