Which of the following has RNA as its genetic material?
A
E. coli
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B
Tobacco Mosaic Virus
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C
Agrobacterium
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D
Amoeba
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Solution
The correct option is B Tobacco Mosaic Virus Tobacco mosaic virus is a rodlike virus. TMV capsids are composed of identical protein subunits, which assemble around the viral ssRNA to form a helical structure, with a hollow central cavity.