The comparative sizes of several viruses and bacteria 225 no Hacterachase MIs H.Ern MOnr x TUnn e 24 nm Totacromasie vius Bacterin 2n x 18 n b实m(k3xm ●3nm poliovirus wacana viru 3. nm x 20nm x ICD nm Pe-nerete ot bleed ell L crit il r emic haterThe comparative sizes of several viruses and bacteria: