<prompt> Non enveloped ss - RNA virus is:PicornavirusPoxvirusRetrovirusBunyavirus  <response>: Ans. is a i.e., PicornavirusRNA Viruses StrandedVirus FamilyRNA StructureVirion - Associated PolymeraseEnvelopeShapeMultiplies inMajor VirusesCalicivirusss RNA LinearNo polymeraseNakedIcosahedralCytoplasmNorwalk agent Noro -like virusHepesvirusss RNA linearNo polymeraseNakedIcosahedralCytoplasmHepatitis EPicornavirusss RNA LinearNo polymeraseNakedIcosahedralCytoplasmPolioECHOEnterovirusesRhinoCoxsackieHepatitis AFlavivirusss RNA LinearNo polymeraseEnvelopedIcosahedralCytoplasmYello feverDengueSt. Louis encephalitisHepatitis CWest Nile virusTogavirusss RNA LinearNo polymeraseEnvelopedIcosahedralCytoplasmRubellaWEE, EEEVenezuelan encephalitisCoronavirusss LinearNo polymeraseEnvelopedHelicalCytoplasmCoronaviruses SARS - CoVRetrovirusDiploid ss RNA LinearRNA dep. DNA polymeraseEnvelopedIcosahedral or truncated conicalNucleusHIVHTLVSarcomaMnemonic: RNA Viruses: Call Henry Pico and Flo To Come Rightaway Mnemonic: Picornaviruses: PEE Co Rn A VirusesPolio, Entero, Echo, Coxsackie, Rhino, Hep A 