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Gene Transfer in Plants

Gene Transfer in Plants
T-DNA transfer and processing into plant genome requires products of which of the following genes?

vir A,B
vir G,C
vir D,E
All of these

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Gene Transfer in Plants
Which technique is used to introduce genes into dicots?

microinjection
particle acceleration
Ti plasmid infection
electroporation

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Gene Transfer in Plants
Liposomes mediated gene transfer in plants involves

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

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Gene Transfer in Plants
The direct repeats flanking the T-DNA of Agrobacterium tume-faciens are known as

flanking sequences
border sequences
cos site
transfer sequences

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Gene Transfer in Plants
Which of the following is not true about the direct repeats flanking T-DNA?

All of these
These repeats are transferred intact to the plant genome
These are important in integration mechanism
They are conserved between nopaline and octopine Ti-plasmids

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Gene Transfer in Plants
The right segment of octopine T-DNA (TR) is necessary for

enzymes for agropine biosynthesis
all of these
tumour formation
conjugative transfer

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