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Gene Transfer in Plants

Gene Transfer in Plants
Integrated nopaline T-DNA occurs as

three segments
four segments
two segments
single segment

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

conjugative transfer
all of these
enzymes for agropine biosynthesis
tumour formation

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Gene Transfer in Plants
Microinjection involves

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

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

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Gene Transfer in Plants
Which of the following genes are constitutively expressed and control the plant induced activation of other vir genes?

vir A and vir B
vir B and vir E
vir C and vir D
vir A and vir G

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

nopaline
agropine
octopine
all of these

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