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【单选题】
What is the order of lipoprotein from the cathode to anode?( )
A.
CM, pre-β lipoprotein, β lipoprotein, α lipoprotein
B.
CM, β lipoprotein, α lipoprotein, pre-β lipoprotein
C.
CM, β lipoprotein, pre-β lipoprotein, α lipoprotein
D.
CM, pre-β lipoprotein, α lipoprotein, β lipoprotein
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参考答案:
举一反三
【多选题】The functions of 5’ Cap of eukaryotic mRNA include( )
A.
acceleration of the adding of poly A tail.
B.
enhancement of the mRNA’s translatability;
C.
transport of the mRNA from nucleus to cytosol;
D.
protection of the mRNA from degradation;
查看完整题目与答案
【单选题】Which is not necessary as part of prokaryotic expression vector?( )
A.
Selectable markers
B.
Poly A signal
C.
Promoter
D.
Ribosome binding site
查看完整题目与答案
【判断题】The Okazaki fragment of eukaryotes is longer than that of prokaryotes.( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】The following changes promote oncogene activation, except ( )
A.
Translocation
B.
Amplification
C.
Mutation
D.
Loss of heterozygosity
查看完整题目与答案
【多选题】Which of the classes of RNA molecules is/are part of the process oftranslation?( )
A.
Small nuclear RNA
B.
Transfer RNA
C.
Messenger RNA
D.
Ribosomal RNA
查看完整题目与答案
【单选题】The prokaryotic operator sequence is usually ( ) .
A.
located on the downstream region of promoter
B.
located on the upstream region of promoter
C.
bound by CAP
D.
bound by RNA polymerase
查看完整题目与答案
【单选题】Which technology can be used to identify DNA?( )
A.
Southern blotting
B.
Northern blotting
C.
Western blotting
D.
affinity chromatography
查看完整题目与答案
【多选题】The excitation cycle of the myocardium includes( )
A.
Absolute refractory period
B.
Relative refractory period
C.
Effective refractory period
D.
Subnormal period
E.
Supernormal period
查看完整题目与答案
【单选题】What is the staining reagent in the experiment?( )
A.
Coomassie brilliant blue
B.
Sultan red dye
C.
Ponceau
D.
Sultan black dye
查看完整题目与答案
【判断题】Cis-acting elements and trans-acting factors control transcription. The cis-acting elements include the TATA box, enhancers and other elements et al.( )
A.
正确
B.
错误
查看完整题目与答案
相关题目:
【多选题】The functions of 5’ Cap of eukaryotic mRNA include( )
A.
acceleration of the adding of poly A tail.
B.
enhancement of the mRNA’s translatability;
C.
transport of the mRNA from nucleus to cytosol;
D.
protection of the mRNA from degradation;
查看完整题目与答案
【单选题】Which is not necessary as part of prokaryotic expression vector?( )
A.
Selectable markers
B.
Poly A signal
C.
Promoter
D.
Ribosome binding site
查看完整题目与答案
【判断题】The Okazaki fragment of eukaryotes is longer than that of prokaryotes.( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】The following changes promote oncogene activation, except ( )
A.
Translocation
B.
Amplification
C.
Mutation
D.
Loss of heterozygosity
查看完整题目与答案
【多选题】Which of the classes of RNA molecules is/are part of the process oftranslation?( )
A.
Small nuclear RNA
B.
Transfer RNA
C.
Messenger RNA
D.
Ribosomal RNA
查看完整题目与答案
【单选题】The prokaryotic operator sequence is usually ( ) .
A.
located on the downstream region of promoter
B.
located on the upstream region of promoter
C.
bound by CAP
D.
bound by RNA polymerase
查看完整题目与答案
【单选题】Which technology can be used to identify DNA?( )
A.
Southern blotting
B.
Northern blotting
C.
Western blotting
D.
affinity chromatography
查看完整题目与答案
【多选题】The excitation cycle of the myocardium includes( )
A.
Absolute refractory period
B.
Relative refractory period
C.
Effective refractory period
D.
Subnormal period
E.
Supernormal period
查看完整题目与答案
【单选题】What is the staining reagent in the experiment?( )
A.
Coomassie brilliant blue
B.
Sultan red dye
C.
Ponceau
D.
Sultan black dye
查看完整题目与答案
【判断题】Cis-acting elements and trans-acting factors control transcription. The cis-acting elements include the TATA box, enhancers and other elements et al.( )
A.
正确
B.
错误
查看完整题目与答案
参考解析:
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