Wild wheat species Emmer wheat bread wheat AA BB AABB DD AABBDD monococcum T.searsii? T.turgidum T.tauschii T.aestivum Evolution of bread wheat Evolution of bread wheat T. monococcum T. searsii? Wild wheat species T. turgidum T. tauschii T. aestivum Emmer wheat bread wheat AA BB AABB DD AABBDD