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Gene Transfer in Plants

Gene Transfer in Plants
The size of the virulent plasmid of Agrobacterium tumefaciens is

40-80 kb
140-235 kb
>235 kb
80-120 kb

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Gene Transfer in Plants
Which of the following plant signal molecules regulate the expression of vir B, C, D and E in case of tobacco?

None of these
Both (a) and (b)
α-hydroxy syringone
Acetosyringone

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Gene Transfer in Plants
Microinjection involves

injection with needle having diameter greater than cell diameter
injection of large amount of DNA
injection of DNA into bigger cells
All of these

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Gene Transfer in Plants
Agrobacterium tumefaciens is a

gram (-) bacteria
gram (+) bacteria
a fungi
a yeast

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Gene Transfer in Plants
Liposomes mediated gene transfer in plants involves

All of these
use of polyethylene glycol (PEG)
fusion of liposomes with protoplast
plasmid DNA enclosed in a lipid bag

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Gene Transfer in Plants
Intermediate vectors containing T-DNA are conjugation deficient. Thus conjugation is mediated in presence of which of the following plasmid?

either (a) or (b)
none of these
pRK 2013
pRN 3

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