Life Existence
Viruses Small infectious agents that can replicate only inside the living cells of other organisms.
(Taxonomic Rank: Group)

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	Orthohepadnavirus   Phylum: Reverse Transcribing Viruses Image Credit: Wikipedia Alphatorquevirus (ss)   Phylum: DNA Viruses Image Credit: Science Direct Bovine spongiform encephalopathy (Prion)   Group: Subviral Agents Image Credit: Wikipedia Nyavirusd (ss-)   Phylum: RNA Viruses Image Credit: Wikipedia Giardiavirus (ds)   Phylum: RNA Viruses Image Credit: Stanford University Potato spindle Tuber Viroid   Group: Subviral Agents Image Credit: Research Gate Simplexvirus (ds)   Phylum: DNA Viruses Image Credit: Wikipedia Cyclovirus (ss)   Phylum: DNA Viruses Image Credit: Science Direct Cytomegalovirus (ds)   Phylum: DNA Viruses Image Credit: Springer Link Virtovirus (Satellite)   Group: Subviral Agents Image Credit: Wikipedia Iltovirus (ds)   Phylum: DNA Viruses Image Credit: Wikipedia Gammaretrovirus   Phylum: Reverse Transcribing Viruses Image Credit: Wikipedia Ophiovirus (ss-)   Phylum: RNA Viruses Image Credit: Science Direct Circovirus (ss)   Phylum: DNA Viruses Image Credit: International Committee on Taxonomy of Viruses Leishmaniavirus (ds)   Phylum: RNA Viruses Image Credit: Science Direct Alpharetrovirus   Phylum: Reverse Transcribing Viruses Image Credit: News-Medical.Net Sapovirus (ss+)   Phylum: RNA Viruses Image Credit: Wikipedia Lagovirus (ss+)   Phylum: RNA Viruses Image Credit: Springer Link
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