Biotechnology - Gene Transfer in Plants

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Exercise :: Gene Transfer in Plants - Section 1

  • Gene Transfer in Plants - Section 1
1. 

Virulence trait of Agrobacterium tumefaciens is borne on

A. chromosomal DNA
B. tumour inducing plasmid DNA
C. both chromosomal and plasmid DNA
D. cryptic plasmid DNA

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

2. 

The size of the virulent plasmid of Agrobacterium tumefaciens is

A. 40-80 kb
B. 80-120 kb
C. 140-235 kb
D. >235 kb

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

3. 

Which of the following is not true about the helper plasmids?

A. These can replicate in Agrobacterium
B. These help in the mediating conjugation of intermediate vectors
C. These can't replicate in Agrobacterium
D. All of the above

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

4. 

Which technique is used to introduce genes into dicots?

A. electroporation
B. particle acceleration
C. microinjection
D. Ti plasmid infection

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

5. 

Direct DNA uptake by protoplasts can be stimulated by

A. polyethylene glycol (PEG)
B. decanal
C. luciferin
D. all of these

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.

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