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Genetic Engineering

Ti-plasmid us...

Question

Ti-plasmid used in genetic engineering has been modified by

A

Adding tumour forming genes

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B

Deleting tumour forming genes

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C

Adding genes for endonucleases

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D

Deleting genes for endonucleases

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Solution

The correct option is C Deleting tumour forming genes
The correct option is B.
Ti plasmid that is tumour-inducing plasmid refers to the plasmid of Agrobacterium tumefaciens. Role of Ti plasmid in biotechnology is that it can be modified into a cloning vector by removing the genes responsible for pathogenicity.

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Similar questions

Q. Modified tumour free

T_{1}

plasmid carrying a desired gene is called

Q. Read the given statements and select the correct option.
Statement 1: The tumour inducing plasmid (Ti plasmid) acts as a cloning vector in recombinant DNA technology.
Statements : The Ti plasmid which is used in the mechanisms of delivering genes to a cell remains pathogenic.

Q. Assertion :The Ti plasmid of Agro bacterium tumefactions has been effectively used as a vector for gene transfer in plants. Reason: Ti plasmids carry sites for insertion of foreign gene intended to be transferred.

Q. State whether the following statements are true or false.
1.A genetically modified Ti plasmid is non pathogenic but able to deliver desirable genes into plant cells.
2.The Ti plasmid depends on the host cell for replicating itself and creating multiple copies.
3.The foreign gene is inserted into the virulence/vir genes of Ti plasmid for transfer and integration into the plant cell.

Q. The tumour inducing plasmid (Ti plasmid) of ___(i)_______ has ____(ii)______.

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