NEET Biology question

Two microbes found to be very useful in genetic engineering are:

(A)Diplococcus sp. and Pseudomonas sp.
(B)Crown gall bacterium and Caenorhabditis elegans
(C)Escherichia coli and Agrobacterium tumefaciensCorrect
(D)Vibrio cholerae and a tailed bacteriophage

Answer: (C)

Solution

Caenorhabditis elegans is an animal, not a microbe, and the remaining combinations are not the standard genetic-engineering workhorses, whereas Escherichia coli (as

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Question ID VK-124944