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Gene Transfer in Plants

Gene Transfer in Plants
Agrobacterium tumefaciens is a

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

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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
Microprojectile method of gene transfer in plants involves delivery of DNA

with the help of micromanipulator
with the help of bolistics
any of the above
with the help of needles

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

all of these
polyethylene glycol (PEG)
decanal
luciferin

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

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

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

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