Home > Our Body > Viruses – An Explanation About What They Are Viruses – An Explanation About What They Are Our Body Share on Pinterest Professor Dave talks about viruses and what exactly a virus is. Are they alive and how do they infect a host spreading diseases? Share on Pinterest Related Posts Why Do We Kiss? Why Do We Laugh? What is a Virus and how do they work? The Molecular Machines In Your Body Why Do We Have Different Blood Types?
