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Gene Transfer in Plants

Gene Transfer in Plants
Opines that are present in crown gall tumour include

octopine
nopaline
agropine
all of these

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Gene Transfer in Plants
Virulence trait of Agrobacterium tumefaciens is borne on

cryptic plasmid DNA
tumour inducing plasmid DNA
both chromosomal and plasmid DNA
chromosomal DNA

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Gene Transfer in Plants
Direct DNA uptake by protoplasts can be stimulated by

polyethylene glycol (PEG)
luciferin
decanal
all of these

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Gene Transfer in Plants
Because of large size of Ti-plasmid, intermediate vectors (IV) are developed in which T DNA has been subcloned into

pRN 3
pRK 2013
all of these
pBR 322 based plasmid vector

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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?

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

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Gene Transfer in Plants
Which of the following are used as selection marker for the cells transformed with Agrobacterium?

any of the above
Hygromycin phosphotransferase
Streptomycin phosphotransferase
Neomycin phosphotransferase

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