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Flashcards covering key concepts about viroids, their structure, replication, and diseases caused by them.
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Viroids are __, single-stranded circular RNAs.
small
Viroids differ from viruses in that they have __ coating.
no protein
Two families of viroids are __ and Avsunviroidae.
Pospiviroidae
Viroids replicate in either the or of the host.
nucleus; chloroplast
The Potato Spindle Tubers Viroid was first discovered in __.
1971
The causative agent of potato spindle tuber disease is the __.
Potato Spindle Tuber Viroid (PSTVd)