Biology, asked by simmi67, 1 year ago

how do vaccines help in preventing diseases

Answers

Answered by ishika58
2
heya .....
here is Ur answer....
The diseases vaccines prevent can be dangerous, or even deadly. Vaccines reduce your child's risk of infection by working with their body's natural defenses to help them safely develop immunity to disease. When germs, such as bacteria or viruses, invade the body, they attack and multiply
hope this helps u dear
Answered by Anonymous
4
a solution of weakend are killed microorganisms injected to a patient to stimulate and immune response .
Similar questions