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【单选题】
八倍体小黑麦 (AABBDDEE) 是我国农业科学家鲍文等用普通小麦 (AABBDD) 作母本,黑麦 (EE) 为父本进行属间杂交,进而用秋水仙素诱导杂交后代培育成的新物种。 A 、 B 、 D 、 E 都各表示一个染色体组,其每一个染色体组内含有 7 条非同源染色体,据此可推断出 ( )
A.
．普通小麦与黑麦之间可以进行属间杂交是因为它们不存在生殖隔离
B.
．从小黑麦形成过程中可以看出新的物种可能会在短时间内形成
C.
．科学家培育小黑麦时，是用秋水仙素处理正在萌发的种子或幼苗
D.
．小黑麦的花药离体培养出来的植株是四倍体，其体细胞含有 28 条染色体
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