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【多选题】
在Excel 2010中,下列关于高级筛选的描述中,错误的是( )。A.
在Excel 2010中,删除工作表后,可以撤消删除操作
B.
在工作表标签上右击,在弹出的快捷菜单中选择“隐藏”可以使工作表不可见
C.
在工作表标签上右击,在弹出的快捷菜单中选择“隐藏”可以使工作表不可见
D.
右击工作表标签,单击“取消隐藏”命令,会弹出“取消隐藏”对话框
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举一反三
【多选题】Which of the following sequences are belonged to promoter ( )
A.
TATA box
B.
TTCCT sequence
C.
CAAT box
D.
GC box
E.
AAUAAA
【单选题】Which sequences flank the P element of the Drosophila? _________
A.
Repeated
B.
Interstitial
C.
Inverted repeats
D.
Random
E.
ew Answer
【多选题】Which two statements about sequences are true? （）
A.
You use a NEXTVAL pseudo column to look at the next possible value that would be generated from a sequence, without actually retrieving the value.
B.
You use a CURRVAL pseudo column to look at the current value just generated from a sequence, without affecting the further values to be generated from the sequence.
C.
You use a NEXTVAL pseudo column to obtain the next possible value from a sequence by actually retrieving the value from the sequence.
D.
You use a CURRVAL pseudo column to generate a value from a sequence that would be used for a specified database column.
E.
If a sequence starting from a value 100 and incremented by 1 is used by more then one application, then all of these applications could have a value of 105 assigned to their column whose value is being generated by the sequence.
F.
You use REUSE clause when creating a sequence to restart the sequence once it generates the maximum value defined for the sequence.
【单选题】Which of the following is not in connection with DSC calling sequences?
A.
ACK.BQ
B.
ACK.RQ
C.
ARQ
D.
EOS
【单选题】In some bacterial and many eukaryotic genes, coding sequences are interrupted at intervals by regions of noncoding sequences which are called ______.
A.
enhancers
B.
exons
C.
introns
D.
promoters
【单选题】Which of the following DNA sequences do NOT belong to tandemly repeated DNA sequences?
A.
satellite DNA
B.
telomeric DNA
C.
minisatellite DNA
D.
microsatellite DNA
E.
Alu repeats
【单选题】Which of the following sequences is right for the writing stages?
A.
developing ideas— working out the order(oragnizing ideas) —drafting— editing— proofreading—— re-drafting
B.
working out the order(oragnizing ideas)—developing ideas—drafting— editing— proofreading—— re-drafting
C.
working out the order(oragnizing ideas)—developing ideas—drafting— re-drafting—editing— proofreading—— re-drafting
D.
developing ideas— working out the order(oragnizing ideas)——proofreading —drafting— editing— re-drafting
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