Multiple choice The whole genome of which of the following viruses is translated in a polyprotein? Ebolavirus Flavivirus Tobacco mosaic virus T4 bacteriophage Human immunodeficiency virus Reveal answer Fill a bubble to check yourself B Correct answer Explanation The virion RNA is infectious and serves as both the genome and the viral messenger RNA. The whole genome is translated in a polyprotein, which is processed co- and post-translationally by host and viral proteases.