玉米间作与单作相比,可以明显提高产量.易染病抗倒伏玉米甲(aaBB)与抗病易倒伏玉米乙(AAbb)间作,甲株所结玉米胚、胚乳的基因型分别是()
①AaBb
②aaBB
③AAbb
④AaaBBb
⑤aaaBBB
⑥AAAbbb.
A.①④
B.①②④⑤
C.③⑥
D.②③⑤⑥