Gene Transfer in Plants
Liposomes mediated gene transfer in plants involves

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

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Gene Transfer in Plants
Virulent strains of Agrobacterium contain large Ti-plasmids, which are responsible for the DNA transfer and subsequent disease symptoms. It has been shown that Ti-plasmids contain

two sets of sequence necessary for gene transfer
three sets of sequence necessary for gene transfer
four sets of sequence necessary for gene transfer
one set of sequence necessary for gene transfer

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Gene Transfer in Plants
Which of the following is true about T DNA?

Integration of T DNA can occur at many different, apparently random, sites in the plant nuclear DNA
Integration of T DNA occurs at two specific sites in the plant nuclear DNA
Integration of T DNA occurs only at one specific sites in the plant nuclear DNA
Integration of T DNA occurs at one site that may be random in the plant nuclear DNA

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