How does vaccination prevent infection?

1) Dead/Inactive/Attenuated Microorganisms activate immune response

2) White blood cells produce antibodies

3) Antibodies kill microorganisms

4) This allows for a faster response during reinfection

HS

Related Biology GCSE answers

All answers ▸

What is the difference between mitosis and meiosis?


What is a reflex arch?


Explain how blood sugar level is controlled in the body?


Why the human heart is described as a "double pump" and what is the physiological significance of this?