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The features of viroids

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The features of viroids
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Yogita Ingle 4 years, 2 months ago

Some of the characteristic features of viroids are given below-

  • Viroids contain only RNA.
  • These are known to be smaller in size and infect only the plants.
  • These are among the smallest known agents causing infectious disease.
  • Viroids are the species of nucleic acid with relatively low molecular weight and a unique structure.
  • They reproduce within the host cell which they affect in and cause variations in them causing death.
  • Viroids are mainly classified into two families namely Pospiviroidae- nuclear viroids and Avsunviroidae- chloroplastic viroids.
  • Viroids are said to move in an intracellular manner, cell to cell through the plasmodesmata, and a long-distance through the phloem.
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