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【单选题】
条件是指作用与机体的诸多因素中:
A.
引起疾病的因素
B.
促进疾病发生的因素
C.
促进疾病发展的因素
D.
决定疾病特异性的因素
E.
引起疾病并赋予疾病特异性的因素
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参考答案:
举一反三
【单选题】建国初期,党在土地改革中对富农的政策是
A.
没收富农的土地财产
B.
消灭富农
C.
限制富农
D.
保存富农经济
【单选题】在课程学习时间分配中,你更希望
A.
教师讲授的时间多一些
B.
自主学习的时间多一些
C.
交流讨论的时间多一些
D.
自测练习的时间多一些
【单选题】Which one of the following is not safety precaution?
A.
The safety cap.
B.
B Safety shoes
C.
C The jacket
D.
D Working clothes
【单选题】Which one of the following is true of both eukaryotic and prokaryotic gene expression and would therefore not be an effective target for drug development?
A.
After transcription, a 3 ′ -poly(A) tail and a 5 ′ -cap are added to mRN
B.
Translation of mRNA can begin before transcription is complete.
C.
mRNA is synthesized in the 3 ′ -to-5 ′ direction.
D.
RNA polymerase binds at a promoter region upstream of the gene.
E.
Mature mRNA is always precisely collinear to the gene from which it was transcribed.
【简答题】Targeting certain structural features of eukaryotic mRNA can result in an inhibition of protein synthesis. Which one of the following describes a unique aspect of eukaryotic mRNA?A. A polyguanosine ta...
【单选题】NASA is releasing several images taken by the Hubble Space Telescope, which is the closest yet look at the red planet. Altogether there are four images, which show the entire planet. Each view shows t...
A.
Vague.
B.
Clear.
C.
Cannot be seen.
D.
Barely visible.
【单选题】建国初期,党在土地改革中对富农的政策是( )。
A.
没收富农的土地财产
B.
消灭富农
C.
保存富农经济
D.
限制富农
【单选题】建国初期,党在土地改革中对富农的政策是
A.
征收富农的多余土地财产
B.
保存富农经济
C.
消灭富农经济
D.
限制富农经济
【单选题】Which one of the following statements about catabolite-regulated operons is false?
A.
cAMP receptor protein (CRP) and catabolite activator protein (CAP) are different names for the same protein.
B.
when glucose is present in the cell cAMP levels fall.
C.
CRP binds to cAMP and as a result activates transcription.
D.
CRP binds to DNA in the absence of cAMP.
【单选题】建国初期,党在土地改革中对富农的政策是( )。
A.
征收富农多余的土地财产
B.
限制富农
C.
中立富农(保存富农经济)
D.
消灭富农
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