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【简答题】真核生物RNA聚合酶Ⅱ催化______合成，RNA聚合酶Ⅲ的转录产物是______和______。
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【单选题】The wet volcanic ash that covered a Maya village in Central America in about AD 595 coated and pre- served everyday objects beans, chilies, rope, gourds, even unwashed dishes -- just as they had been ...
A.
Ceren at that time enjoyed a high civilization
B.
people in Ceren were more intelt than people today
C.
Ceren' s disappearance was a tragedy
D.
the power of nature was great
查看完整题目与答案
【单选题】根据程序局部性理论，Denning提出了工作集理论。工作集是进程运行时被频繁访问的页面集合。在进程运行时，如果它的工作页面都在(35)内，能够使进程有效地运行，否则会出现频繁的页面调入/调出现象。假设窗口尺寸为10，在某一段时间内，进程所访问的逻辑页面顺序如图2-2所示，那么在t1时刻的工作集是(36)。
A.
外部存储器
B.
主存储器
C.
辅助存储器
D.
虚拟存储器
查看完整题目与答案
【单选题】催化真核生物转录生成mRNA的聚合酶是
A.
B.
C.
D.
E.
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【单选题】是指有权代表国家投资的部门或机构以国有资产向公司投资的股份。
A.
国有股
B.
集体股
C.
法人股
D.
社会公态股
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【简答题】完形填空。 The morning in London was wet, wet, wet. I had to check out from the 1 before noon, and then I would have a few 2 before my conference started near Richmond Park in the 3 . I started early for a...
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【单选题】国家授权投资的机构或者国家授权的部门，以国有资产向股份公司出资形成或者依据法定程序取得的股份是( )。
A.
国有股
B.
国家股
C.
集体股
D.
国有法人股
查看完整题目与答案
【简答题】真核生物中已发现三种RNA pol，其中______催化的转录产物是tRNA。
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【简答题】某RAM芯片的容量为8 K×8位，试用该RAM芯片和双2线一4线译码器74139构成一个容量为32 K×8位的存储器系统。
查看完整题目与答案
【单选题】The wet volcanic ash that covered a Maya village in Central America in about AD 595 coated and preserved everyday objects beans, chilies, rope, gourds, even unwashed dishes—just as they had been left,...
A.
Ceren at that time enjoyed a high civilization
B.
People in Ceren were more intelt than people today
C.
Ceren's disappearance was a tragedy
D.
the power of nature was great
查看完整题目与答案
相关题目：
【简答题】真核生物RNA聚合酶Ⅱ催化______合成，RNA聚合酶Ⅲ的转录产物是______和______。
查看完整题目与答案
【单选题】The wet volcanic ash that covered a Maya village in Central America in about AD 595 coated and pre- served everyday objects beans, chilies, rope, gourds, even unwashed dishes -- just as they had been ...
A.
Ceren at that time enjoyed a high civilization
B.
people in Ceren were more intelt than people today
C.
Ceren' s disappearance was a tragedy
D.
the power of nature was great
查看完整题目与答案
【单选题】根据程序局部性理论，Denning提出了工作集理论。工作集是进程运行时被频繁访问的页面集合。在进程运行时，如果它的工作页面都在(35)内，能够使进程有效地运行，否则会出现频繁的页面调入/调出现象。假设窗口尺寸为10，在某一段时间内，进程所访问的逻辑页面顺序如图2-2所示，那么在t1时刻的工作集是(36)。
A.
外部存储器
B.
主存储器
C.
辅助存储器
D.
虚拟存储器
查看完整题目与答案
【单选题】催化真核生物转录生成mRNA的聚合酶是
A.
B.
C.
D.
E.
查看完整题目与答案
【单选题】是指有权代表国家投资的部门或机构以国有资产向公司投资的股份。
A.
国有股
B.
集体股
C.
法人股
D.
社会公态股
查看完整题目与答案
【简答题】完形填空。 The morning in London was wet, wet, wet. I had to check out from the 1 before noon, and then I would have a few 2 before my conference started near Richmond Park in the 3 . I started early for a...
查看完整题目与答案
【单选题】国家授权投资的机构或者国家授权的部门，以国有资产向股份公司出资形成或者依据法定程序取得的股份是( )。
A.
国有股
B.
国家股
C.
集体股
D.
国有法人股
查看完整题目与答案
【简答题】真核生物中已发现三种RNA pol，其中______催化的转录产物是tRNA。
查看完整题目与答案
【简答题】某RAM芯片的容量为8 K×8位，试用该RAM芯片和双2线一4线译码器74139构成一个容量为32 K×8位的存储器系统。
查看完整题目与答案
【单选题】The wet volcanic ash that covered a Maya village in Central America in about AD 595 coated and preserved everyday objects beans, chilies, rope, gourds, even unwashed dishes—just as they had been left,...
A.
Ceren at that time enjoyed a high civilization
B.
People in Ceren were more intelt than people today
C.
Ceren's disappearance was a tragedy
D.
the power of nature was great
查看完整题目与答案