NEET Biology question

The Ti plasmid used in genetic engineering is obtained from:

(A)Bacillus thuringiensis
(B)Agrobacterium rhizogenes
(C)Agrobacterium tumefaciensCorrect
(D)Escherichia coli

Answer: (C)

Solution

Bacillus thuringiensis produces Cry toxins rather than a tumour-inducing plasmid, Agrobacterium rhizogenes carries the Ri plasmid (root-inducing, not Ti), and E. coli does not

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Question ID VK-124848