The origins of viruses in the evolutionary history of life are unclear: some may have evolved from plasmids—pieces of DNA that can move between cells—while others may have evolved from bacteria.
Aslunan n birus tan daɣ attarex n adduniya war ikna anfilal hullan. Iyyad idwalan ɣur plasmid tan—isuj n DNA addobat nen ahunin jir izirwan—as ijja awen iyyad addoben ad idwilan daɣ tiwikkawen