Viruses 225nm Human red Bacteriophage T4 Rabies virus blood cell 章 170×70nm 10,000nm in diameter Adenovirus 90 nm Rhinovirus Bacteriophage M13 30 nm 800×10nm Chlamydia elementary body 300nm Bacteriophages Tobacco mosaic virus 2,MS2 250×18nm 24 nm Viroid 300×10nm Prion Poliovirus 200×20nm 30 nm Vaccinia virus Ebola virus 300×200×100nm 970nm E.coli Plasma membrane (a bacterium) of red blood cell 3000×1000nm 10 nm thick Figure 13.1Viruses Figure 13.1