SARS-CoV-2 is a virus that causes Covid-19. It's just one of the 219 — and counting — viruses that can infect humans. Three to four new species are found every year. Overall, the viruses that make us ...
The size of any viral or bacterial particle can provide a useful insight into how these infecting species can wreak havoc on host cells. Since the severe acute respiratory syndrome coronavirus 2 (SARS ...
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