Biotechnology - Cloning Vectors

Exercise :: Cloning Vectors - Section 1

  • Cloning Vectors - Section 1
6. 

λ ZAP vector is an example of

A. phage
B. phagemid
C. cosmid
D. plasmid

Answer: Option B

Explanation:

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7. 

λ gt 10 and λ gt 11 vectors can propagate cloned fragments up to

A. 6-7 kb
B. 1-2 kb
C. 40-44 kb
D. 20-23 kb

Answer: Option A

Explanation:

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8. 

Select the wrong statement about plasmids?

A. It is extrachromosomal
B. It is double stranded
C. Its replication depends upon host cell
D. It is closed and circular DNA

Answer: Option C

Explanation:

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9. 

Stuffer is

A. the right arm of the vector DNA
B. the left arm of the vector DNA
C. central fragment of the vector DNA
D. none of the above

Answer: Option C

Explanation:

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10. 

Conjugative plasmids

A. exhibit antibiotic resistance
B. do not exhibit antibiotic resistance
C. carry transfer genes called the tra genes
D. do not carry transfer genes

Answer: Option C

Explanation:

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