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【判断题】
The Okazaki fragment of eukaryotes is longer than that of prokaryotes.( )
A.
正确
B.
错误
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参考答案:
举一反三
【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
【多选题】The causes of decreasing urine output during dehydration are( )
A.
Decreased renal blood flow
B.
Increased solute concentration in renal tubules
C.
Increased secretion of vasopressin
D.
Reduction of volume receptors by stimulation
E.
Elevated osmotic pressure of plasma crystal
查看完整题目与答案
【单选题】Based on the naming rules, the first letter of a restriction endonuclease means( )
A.
Bacterial strain
B.
Bacterial species
C.
Bacterial genus
D.
Identified order
查看完整题目与答案
【判断题】Reverse transcriptase exerts the functions of RNA dependent DNA polymerase and DNA dependent DNA polymerase.( )
A.
正确
B.
错误
查看完整题目与答案
相关题目:
【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
【多选题】The causes of decreasing urine output during dehydration are( )
A.
Decreased renal blood flow
B.
Increased solute concentration in renal tubules
C.
Increased secretion of vasopressin
D.
Reduction of volume receptors by stimulation
E.
Elevated osmotic pressure of plasma crystal
查看完整题目与答案
【单选题】Based on the naming rules, the first letter of a restriction endonuclease means( )
A.
Bacterial strain
B.
Bacterial species
C.
Bacterial genus
D.
Identified order
查看完整题目与答案
【判断题】Reverse transcriptase exerts the functions of RNA dependent DNA polymerase and DNA dependent DNA polymerase.( )
A.
正确
B.
错误
查看完整题目与答案
参考解析:
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