Q5 / 180 · NEET 2014 · Botany

Which of the following shows coiled RNA strand and capsomeres?

  • A
    Polio virus
  • Correct answer
    B
    Tobacco mosaic virus
  • C
    Measles virus
  • D
    Retro virus

Solution

The TMV or tobacco mosaic virus has the ssRNA . The capsids are made up of 2130 identical protein subunits (capsomeres), which assemble around the viral ssRNA to form a helical structure.

Figure

Hence, the correct answer is option: 'B'.

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