Drift and Genome Complexity Revisited

51Department of Ecology and Evolutionary Biology, Rice University, Houston, Texas, United States of America, 2Department of Integrative Biology, University of CaliforniaBerkeley, Berkeley, California, United States of America, 3Laboratoire de Biome´trie et Biologie Evolutive, Universite´ de Lyon, Universite´ Lyon 1, CNRS, UMR5558,Villeurbanne, France, 4Department of Biology, Luther College, Decorah, Iowa, United States of America, 5Department of Biology, University of California Riverside,Riverside, California, United States of America