题目内容

在一个java原文件中，import、class、package语句的顺序是（）

A. import class package
B. package class import
C. class package import
D. package import class

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Which type of DNA is duplicated by rolling circle
replication（）Which type of DNA is duplicated by rolling circle
replication（）

A. bacteriophage λ
B. plasmid
C. DNA
D. C．bacteriophage
E. Φ X174
F. D．all
G. of the above

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Which E. coli DNA polymerase has the
ability to“proofread” newly synthesized DNA and remove erroneous bases（）Which E. coli DNA polymerase has the
ability to“proofread” newly synthesized DNA and remove erroneous bases（）

A. DNA polymerase I only
B. DNA polymerase III only
C. DNA polymerase I and III
D. all
E. three DNA polymerases have proofreading ability

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To determine the number of replication sites in E.coliand whether replication is unidirectional or bidirectional, you examined the
results of two different experiments. Both experiments involved grTo determine the number of replication sites in E.coliand whether replication is unidirectional or bidirectional, you examined the
results of two different experiments. Both experiments involved gr

A. The
B. difference between the leading DNA strand and the lagging DNA strand
C. B．The difference between the replicated and
D. unreplicated portions of DNA
E. C．The
F. difference between the RNA primer and the newly synthesized DNA. The difference
G. between the replication fork and the newly synthesized DNA
H. D．None
I. of the above

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Which of the following is not required for DNA synthesis reactions（）

A. dCTPs
B. template DNA
C. DNA
D. polymerase
E. D．calcium
F. ions

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在一个java原文件中，import、class、package语句的顺序是（）

A. import class package B. package class import C. class package import D. package import class

Which type of DNA is duplicated by rolling circlereplication（）Which type of DNA is duplicated by rolling circlereplication（）

Which E. coli DNA polymerase has theability to“proofread” newly synthesized DNA and remove erroneous bases（）Which E. coli DNA polymerase has theability to“proofread” newly synthesized DNA and remove erroneous bases（）

Which of the following is not required for DNA synthesis reactions（）

A. import class package
B. package class import
C. class package import
D. package import class

Which type of DNA is duplicated by rolling circle
replication（）Which type of DNA is duplicated by rolling circle
replication（）

Which E. coli DNA polymerase has the
ability to“proofread” newly synthesized DNA and remove erroneous bases（）Which E. coli DNA polymerase has the
ability to“proofread” newly synthesized DNA and remove erroneous bases（）