单选题:孟德尔对于遗传学的重要贡献之一是利用设计巧妙的实验否定了融合遗传方式。为了验证孟德尔遗传方式的正确性,有人用一株开红花的

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题目内容:
孟德尔对于遗传学的重要贡献之一是利用设计巧妙的实验否定了融合遗传方式。为了验证孟德尔遗传方式的正确性,有人用一株开红花的烟草和一株开百花的烟草作为亲本进行实验。在下列预期结果中,支持孟德尔遗传方式而否定融合遗传方式的是
A.红花亲本与百花亲本杂交的F1代全为红花
B.红花亲本与百花亲本杂交的F1代全为粉红花
C.红花亲本与百花亲本杂交的F2代按照一定比例出现花色分离
D.红花亲本杂交,子代全为红花;百花亲本自交,子代全为百花
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