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【单选题】
After some experiments, the doctors found that ______.A.
the influenza could be cured like other types of influenza
B.
the influenza must be treated in a special way
C.
the influenza didn't have to be treated
D.
the influenza could be cured by any known medicine
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皮皮学刷刷变学霸
举一反三
【单选题】If a team leader expects his team members to trust him, what should he do?
A.
He can organize some team activities.
B.
He should give more praises to his team members.
C.
He should respect his team members first.
D.
He should encourage open communication between team members.
【多选题】滚环复制的特点
A.
多数环状DNA采用的复制方式
B.
只有一个复制叉，复制是单向的
C.
不需RNA引物，新生链在正链3'－OH上共价延伸延伸
D.
复制叉式复制，两个复制叉，双向等速或者不等速复制
【单选题】滚环复制（）
A.
移码突变
B.
双链环状DNA，一股开环，另一股不开环的复制
C.
一股单链不间断，另一股单链成片段的复制
D.
用RNA作模板的DNA复制
E.
需特异的核酸内切酶和polⅠ参与
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