1. How Vaccines Work
Also mentioned is is the process of the immune system's reaction on the cellular level to the vaccine. ... Today, vaccines easily provide immunity to diseases that have plagued humans in the past. ... The vaccine virus is easily defeated, preparing the immune system to easily defeat the real virus when it encounters it later. ... According Hood the process to generate a seed virus, "could take two weeks optimistically, but more realistically one to two months.... Vaccines provide immunity by exposing the immune system to a weakened or killed virus. ...
- Word Count: 1169
- Approx Pages: 5
- Has Bibliography
- Grade Level: High School