NEET Zoology Biotechnology Principles and Processes Questions Solved

Agrobacterium tumifaciens

A.      A pathogen of  angiosperms

B.      It is able to deliver a piece of DNA known as T-DNA to transform bacterial cell and direct the cell to produce chemicals required by the pathogen

C.      Ti plasmid of it is now modified into an expression vector

D.     It's Ti plasmid is modified into a vector which is no more pathogenic

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