更多"The DNA test, together with other t"的相关试题:
[单项选择]The DNA test, together with other tests, the prisoner's innocence()
A. proves
B. prove
C. proving
D. have proved
[单项选择]The DNA test, together with other tests, ( ) the prisoner's innocence.
A. proves
B. prove
C. proving
D. have proved
[单项选择]The DNA test, together with other tests,()the prisoner's innocence.
A. proves
B. prove
C. proving
D. have proved
[单项选择]Water pollution, together with old tins and other forms of garbage, () many problems in our large, industrial city today.
A. is causing
B. have caused
C. have been causing
D. are caused
[单项选择]DNA复制需要:①DNA聚合酶Ⅲ;②解链蛋白;③DNA聚合酶Ⅰ;④DNA指导的RNA聚合酶;⑤DNA连接酶。其作用的顺序是
A. ④,③,①,②,⑤
B. ②,③,④,①,⑤
C. ②,④,①,③,⑤
D. ④,②,①,③,⑤
[单项选择]DNA复制需要:①DNA聚合酶Ⅲ;②解链蛋白;③DNA聚合酶I;⑧DNA指导的RNA聚合酶;⑤DNA连接酶参加。其作用的顺序是()
A. 4,3,1,2,5
B. 2,3,4,1,5
C. 4,2,1,5,3
D. 4,2,1,3,5
E. 2,4,1,3,5
[单项选择]人工DNA重组中催化外源DNA与载体 DNA连接的酶是
A. 限制性内切酶
B. 限制性外切酶
C. DNA连接酶
D. DNA聚合酶
E. Taq酶
[单项选择]DNA不是
A. DNA复制的模板
B. RNA转录的模板
C. 遗传的物质基础
D. 蛋白质合成的模板
E. 基因的结构基础
[单项选择]在DNA生物合成中,具有催化RNA指导的DNA聚合反应,RNA水解及DNA指 导的DNA聚合反应三种功能的酶是
A. DNA聚合酶
B. RNA聚合酶
C. 反转录酶
D. 连接酶
[单项选择]在DNA生物合成中,具有催化RNA指导的DNA聚合反应,RNA水解及DNA指导的DNA聚合反应三种功能的酶是
A. DNA聚合酶
B. RNA聚合酶
C. 反转录酶
D. 连接酶