题目内容

Plasmids are ____（）

A type of virus
B. Extrachromosomal DNA found in bacteria
C. Double stranded
D. the tool to express any protein in living cells

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Phage display technique makes use of which of the following vectors（）

A. M13
B. Lambda
C. 2 micron circle
D. BAC

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Which of the following is a of the benefit of a semi-conservative replication process（）

A. DNA can be quickly copied
B. This type of replication helps to minimizes mistakes
C. This type of replication requires fewer enzymes
D. There is no benefit

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What is the conformation of lambda phage DNA when it is isolated from the phage particle（）

A. Supercoiled
B. Open circular
C. Linear
D. Linear duplex

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The cycle which is completed quickly in the infection by a phage is__（）

A. Lysogenic
B. Lytic
C. Replication
D. Capsid formation

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Plasmids are ____（）

A type of virus B. Extrachromosomal DNA found in bacteria C. Double stranded D. the tool to express any protein in living cells

Phage display technique makes use of which of the following vectors（）

Which of the following is a of the benefit of a semi-conservative replication process（）

What is the conformation of lambda phage DNA when it is isolated from the phage particle（）

The cycle which is completed quickly in the infection by a phage is__（）

A type of virus
B. Extrachromosomal DNA found in bacteria
C. Double stranded
D. the tool to express any protein in living cells