Journal Article POPULATION GENETICS IN THE AMERICAN TROPICS III. THE GENETIC ROLE OF HETEROZYGOUS INDIVIDUALS IN VARIOUS COLOMBIAN POPULATIONS OF D. MELANOGASTER Get access H. F. Hoenigsberg, H. F. Hoenigsberg Instituto de Genética Universidad de Los Andes Bogotá D. E. Colombia Search for other works by this author on: Oxford Academic Google Scholar L. E. Castro, L. E. Castro Instituto de Genética Universidad de Los Andes Bogotá D. E. Colombia Search for other works by this author on: Oxford Academic Google Scholar L. A. Granobles L. A. Granobles Instituto de Genética Universidad de Los Andes Bogotá D. E. Colombia Search for other works by this author on: Oxford Academic Google Scholar Evolution, Volume 22, Issue 1, 1 March 1968, Pages 66–75, https://doi.org/10.1111/j.1558-5646.1968.tb03450.x Published: 01 March 1968 Article history Received: 20 January 1966 Published: 01 March 1968