How are viroids different from viruses?

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asked Aug 1, 2017 in Biology by Kundan kumar (49,132 points) 34 383 1024

1 Answer

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answered Aug 1, 2017 by Vikash Kumar (144,729 points) 8 11 21
selected Aug 1, 2017 by Kundan kumar
 
Best answer

Viroids were discovered in 1917 by T.O. Denier. They cause potato spindle tuber disease. They are smaller in size than viruses. They also lack the protein coat and contain free RNA of low molecular weight.

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