أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
The smallest viruses are thought to be the Porcine Circovirus with an average capsid (outer protein coat of a virus which protects its genetic material) size of only 17nm. Parvoviruses come a close second with an average capsid size of 18-25nm.
les virus a ARN retrovirus VIH
