ANATOMY

Detailed explanation-1: -Another critical component of vaccination is that it helps produce memory B-and T-cells that are specific to the virus. Like an army reserve force, these immune cells can be quickly activated in the future to produce antibodies to stop the virus from invading your body.

Detailed explanation-2: -To trigger an immune response, many vaccines put a weakened or inactivated germ into our bodies. Not mRNA vaccines. Instead, mRNA vaccines use mRNA created in a laboratory to teach our cells how to make a protein-or even just a piece of a protein-that triggers an immune response inside our bodies.

Detailed explanation-3: -Subunit, recombinant, polysaccharide, and conjugate vaccines One limitation of these vaccines is that you may need booster shots to get ongoing protection against diseases. These vaccines are used to protect against: Hib (Haemophilus influenzae type b) disease.