Multiple choice Which of the following has played role in evolution of present day hexaploid wheat? Avena sativum Panicum miliaceum Aegilops indica Aegilops squarrosa Reveal answer Fill a bubble to check yourself D Correct answer Explanation Hexaploid wheat (Triticum aestivum) evolved through hybridization involving Aegilops squarrosa (also known as Triticum tauschii) as the D-genome donor.