What are Viroids?

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Question

(B) $\rightarrow$ In $1971$,$T.O. Diener$ discovered a new infectious agent that was smaller than viruses and caused potato spindle tuber disease.$\ri

Vedclass · Accepted Answer

Infectious agents with free $RNA$ and no protein coat.

Vedclass · Answer

(B) $\rightarrow$ In $1971$,$T.O. Diener$ discovered a new infectious agent that was smaller than viruses and caused potato spindle tuber disease.$\rightarrow$ It was found to be a free $RNA$; it lacked the protein coat that is found in viruses,hence the name viroid.$\rightarrow$ The $RNA$ of the viroid was of low molecular weight.

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