NEET Biology question

Which of the following microbes transform normal plant and animal cells into cancerous cells, respectively?

(A)Retroviruses and Rhizobium
(B)Escherichia coli and Agrobacterium tumefaciens
(C)Agrobacterium tumefaciens and retrovirusesCorrect
(D)Agrobacterium tumefaciens and A. rhizogenes

Answer: (C)

Solution

Rhizobium and E. coli do not transform cells into cancerous forms, and A. rhizogenes causes hairy-root disease rather than a cancer-like transformation, whereas Agrobacterium

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Question ID VK-125253