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【单选题】
下列有关原核生物的说法不正确的是
A.
原核生物的结构基因与调控序列以操纵子的形式存在
B.
在操纵子中，功能上关联的结构基因串联在一起
C.
在一个操纵子内，几个结构基因共用一个启动子
D.
操纵元件也是结构基因
E.
基因组中只存在一个复制起点
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参考答案：
举一反三
【判断题】If you get nervous, there is no need to look at the audience.
A.
正确
B.
错误
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【单选题】More than 85 percent of French Canada's population speaks French as a mother tongue and ____ to the Roman Catholic faith.
A.
caters
B.
adheres
C.
ascribes
D.
subscribes
查看完整题目与答案
【单选题】【图片】 Whatdoes the sign in the picture mean？
A.
an airport
B.
a subway station
C.
a railway station
D.
a shopping mall
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【单选题】Most people can relieve from acute hepatitis B within four months.
A.
T
B.
F
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【单选题】Whatdoes the sentence “Disconnect and live better” imply?
A.
Peopleshould give up their comfortable living style.
B.
People should keep themselves away from advertisements and media.
C.
People should spend more time on things they enjoy
D.
People can have a better life by focusing on the best things in their life.
查看完整题目与答案
【单选题】People with acute hepatitis B may develop cirrhosis or liver cancer.
A.
T
B.
F
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【判断题】If you get nervous, there is no need to look at the audience.
A.
正确
B.
错误
查看完整题目与答案
【单选题】Whatdoes the author think of commercials?
A.
They are targeting at ordinary peoplerather than people who are rich
B.
Peoplewill not believe them or be affected by them.
C.
They regard rich people as their target group and make people  spend more.
D.
Consumers will not expect the lifestyledemonstrated in  commercials.
查看完整题目与答案
【单选题】More than 85 percent of French Canada’s population speaks French as mother tongue and ________ to the Roman Catholic faith.
A.
caters
B.
adheres
C.
ascribes
D.
subscribes
查看完整题目与答案
【单选题】若有如下定义和语句: double x=1.5; x++; 则以下叙述正确的是 ______ 。
A.
变量 x 经自增运算后的值是 2.5
B.
x 是实型变量，不可以做自增 1 运算
C.
变量 x 经自增运算后的值是 1.6
D.
变量 x 经自增运算后的值是 2.0
查看完整题目与答案
相关题目：
【判断题】If you get nervous, there is no need to look at the audience.
A.
正确
B.
错误
查看完整题目与答案
【单选题】More than 85 percent of French Canada's population speaks French as a mother tongue and ____ to the Roman Catholic faith.
A.
caters
B.
adheres
C.
ascribes
D.
subscribes
查看完整题目与答案
【单选题】【图片】 Whatdoes the sign in the picture mean？
A.
an airport
B.
a subway station
C.
a railway station
D.
a shopping mall
查看完整题目与答案
【单选题】Most people can relieve from acute hepatitis B within four months.
A.
T
B.
F
查看完整题目与答案
【单选题】Whatdoes the sentence “Disconnect and live better” imply?
A.
Peopleshould give up their comfortable living style.
B.
People should keep themselves away from advertisements and media.
C.
People should spend more time on things they enjoy
D.
People can have a better life by focusing on the best things in their life.
查看完整题目与答案
【单选题】People with acute hepatitis B may develop cirrhosis or liver cancer.
A.
T
B.
F
查看完整题目与答案
【判断题】If you get nervous, there is no need to look at the audience.
A.
正确
B.
错误
查看完整题目与答案
【单选题】Whatdoes the author think of commercials?
A.
They are targeting at ordinary peoplerather than people who are rich
B.
Peoplewill not believe them or be affected by them.
C.
They regard rich people as their target group and make people  spend more.
D.
Consumers will not expect the lifestyledemonstrated in  commercials.
查看完整题目与答案
【单选题】More than 85 percent of French Canada’s population speaks French as mother tongue and ________ to the Roman Catholic faith.
A.
caters
B.
adheres
C.
ascribes
D.
subscribes
查看完整题目与答案
【单选题】若有如下定义和语句: double x=1.5; x++; 则以下叙述正确的是 ______ 。
A.
变量 x 经自增运算后的值是 2.5
B.
x 是实型变量，不可以做自增 1 运算
C.
变量 x 经自增运算后的值是 1.6
D.
变量 x 经自增运算后的值是 2.0
查看完整题目与答案
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