Zoology - Biotechnology - Principles and Processes Question with Solution | TestHub

-Agrobacterium tumefaciensis called natural plant genetic engineer. Its interaction with plants is most thoroughly studied amongst the four options given in the question.
- A. tumefaciensis a soil bacterium which causes crown gall tumours in dicotyledonous plants. A gall-producing gene (T DNA) occurs in a large plasmid called tumour inducing (Ti) plasmid.
-Agrobacteriumhas been used to transfer gene in tobacco plants with increased resistance to TMV.