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]People in a large area may possess the same DNA thread because ______ .
A. DNA is characteristic of a region
B. they are of common ancestry
C. DNA has the ability to identify individuals
D. their unique identification can be provided via DNA
[单项选择]People in a large area any possess the same DNA thread because______.
A. DNA is characteristic of a region
B. they are beyond doubt of common ancestry
C. DNA strand has the ability to identify individuals
D. their unique identification can be provided via DNA
[单项选择]Britain's leading swimmers are facing a test of their ______ as well as their skills at the Olympic trials in Sheffield.
A. stamina
B. agility
C. fortitude
D. valor
[单项选择]Astronauts are ______ all kinds of tests before they are actually sent up in a spacecraft.
A. inclined to
B. subjected to
C. prone to
D. bound to
[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]DNA是
A. 脱氧核糖核苷
B. 脱氧核糖核酸
C. 核糖核酸
D. 脱氧核糖核苷酸
E. 核糖核苷酸
[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]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
