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The correct statement about DNA polymerase III of prokaryotes is:()

A. with the activity of 3’→5’ exonuclease
B. with the activity of 5’→3’ exonuclease
C. with the activity of 3’→5’ polymerase
D. NTP as the substrate
E. only add substrate in the 3’ end of deoxyribonucleic acid

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In eukaryotes, DNA pol α and primase can form a complex, to initiate primer synthesis and replacement of polymerase, then DNA pol α continue to synthesize the leading strand.()

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If the DNA polymerase in E.coli lost its function of 3’→5’ exonuclease, the synthesis of DNA would be slowed down, while the fidelity of DNA would not be affected.()

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All supplies or agents after autoclave sterilization can be used to extract RNA.()

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Which of the following is correct about the assembly of spliceosome.()

A. It is orderly accomplished step by step.
B. The base pairing between snRNPs is involved in the process.
C. Six snRNPs containing U1 to U6 are involved in the process.
D. The snRNPs in spliceosome are different in different stages.

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The correct statement about DNA polymerase III of prokaryotes is:()

A. with the activity of 3’→5’ exonuclease B. with the activity of 5’→3’ exonuclease C. with the activity of 3’→5’ polymerase D. NTP as the substrate E. only add substrate in the 3’ end of deoxyribonucleic acid

In eukaryotes, DNA pol α and primase can form a complex, to initiate primer synthesis and replacement of polymerase, then DNA pol α continue to synthesize the leading strand.()

If the DNA polymerase in E.coli lost its function of 3’→5’ exonuclease, the synthesis of DNA would be slowed down, while the fidelity of DNA would not be affected.()

All supplies or agents after autoclave sterilization can be used to extract RNA.()

Which of the following is correct about the assembly of spliceosome.()

A. with the activity of 3’→5’ exonuclease
B. with the activity of 5’→3’ exonuclease
C. with the activity of 3’→5’ polymerase
D. NTP as the substrate
E. only add substrate in the 3’ end of deoxyribonucleic acid