Which of the following statements is wrong for viroids?

  • Option 1)

    They lack a protein coat

  • Option 2)

    They are smaller than viruses 

  • Option 3)

    They cause infections 

  • Option 4)

    Their RNA is of high molecular weight 

 

Answers (1)

 

Viroids -

Smallest self replicating particles having RNA without protein coat.

- wherein

Causes potato spindle tuber disease (PSTD).

 

 Their RNA is of low molecular weight


Option 1)

They lack a protein coat

This option is incorrect

Option 2)

They are smaller than viruses 

This option is incorrect

Option 3)

They cause infections 

This option is incorrect

Option 4)

Their RNA is of high molecular weight 

This option is correct

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