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Question

Genetic material in TMV is

A
DNA
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B
RNA
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C
Capsid
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D
Both DNA and RNA
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Solution

The correct option is B RNA
TMV is a cylindrical or rod-shaped virus of 300nm in length and 18nm in diameter. The rod has a core of about 4nm, which contains helically coiled single stranded RNA having a molecular mass of about 2 million.

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