vaccine^(1/0)

What is a vaccine?

There are numerous resources on the subject of vaccinology, but I learn best when I write it down for myself. Constructive criticism welcome; I’m figuring this out as I go! What is a Virus Before we look at vaccines, let’s consider the problem: viruses. What is a virus? No virus has received more recent attention than SARS-CoV-2, so let’s focus on it. A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism.…