Rikala magenah ring tengahing sel sané keni infeksi utawi ring pamargi jagi keni infeksi sel, virus kantun marupa partikel independen, utawi virion, sané kawangun antuk materi genetik (DNA utawi RNA), makudang lapis protein sané mawasta kapsid, miwah ring makudang-kudang kasus wénten ring selubung lipid.
When not inside an infected cell or in the process of infecting a cell, viruses exist in the form of independent particles, or virions, consisting of the genetic material (DNA or RNA), a protein coat called capsid, and in some cases an outside envelope of lipids.