科学家在某种植物中找到了抗枯萎基因,并以作为运载体,采用转基因方法培育出抗枯萎病的金茶花新品种,下列有关说法正确的是 A .是最常用的运载体之一,它仅存在细胞中 B .将抗枯萎基因连接到上,用到的工具酶仅是 DNA 连接酶 C .用叶肉细胞作为受体细胞培育出的植株不能表现出抗枯萎性状 D .通过该方法获得的抗枯萎病的金茶花,产生的配子不一定含抗病基因
A.
1
B.
2
C.
3
D.
4
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知识点:
皮皮学刷刷变学霸
举一反三
【单选题】How should you look at an incorrect supposition?
A.
It tells you that you have failed and your hypothesis is useless.
B.
During the experiment stage the supposition should be constantly modified and revised.
C.
It means that the experiment has brought some new facts to light that maybe you hadn't thought about before.