NEET Botany Biological Classification Questions Solved

Which of the following statement is incorrect?
a. Viroids are smaller than viruses.
b. Viroid was found to be a free RNA.
c. The RNA of the viroid is of high molecular weight.
d. In 1971, T.O. Diener discovered it.

Audio Explanation:

Page no.27; Viruses, viroids, prions and lichens; Fourth paragraph.

Difficulty Level:

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