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Biological Classification — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBiological Classification1 Mark
Question
What is the difference between virus and viroid?
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Answer

Viroid is a free RNA; it lacks the protein coat that is found in viruses, hence the name viroid. The RNA of the viroid is of low molecular weight. Viroids are smaller than virus.

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