Somel, Mehmet; Somel, Rahsan Nazli Ozturkler; Kence, Aykut; Somel, Mehmet; Max Planck Institute for Evolutionary Anthropology, Deutscher Platz 6, D-04103 Leipzig, Germany; Somel, Rahsan Nazli Ozturkler; Department of Education Science, Helmut Schmidt University, Holstenhofweg 85, 22043 Hamburg, Germany; Kence, Aykut; Department of Biology, Middle East Technical University, 06531 Ankara, Turkey