Question

explain how vaccine protect us from diseases​

Answer 1

Answer:

Vaccines prevent diseases that can be dangerous, or even deadly. Vaccines greatly reduce the risk of infection by working with the body's natural defenses to safely develop immunity to disease. This fact sheet explains how the body fights infection and how vaccines work to protect people by producing immunity.

Hope this answer is helpful to you.

Answer 2

Answer:

vassine when injected in body helps to prepare a defending medium in our body cells,so the body will be able to destroy or create a immunity to defend against a particular diseases.

By this the vassine protect us from diseases.