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Complete the analogy
Humans: DNA:: Viroids:: ?
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Humans: DNA:: Viroids:: ?
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The correct answer is:
RNA
DNA is the genetic material in humans. T.O. Diener discovered a new infectious agent called viroids. It was smaller than viruses and caused potato spindle tuber disease. It has free low molecular weight RNA but does not have a protein coat. Thus, the genetic material in viroids is RNA.
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