Question

how do vaccines works in our body?​

Answer 1

Explanation:

A vaccine works by training the immune system to recognize and combat pathogens, either viruses or bacteria. To do this, certain molecules from the pathogen must be introduced into the body to trigger an immune response. These molecules are called antigens, and they are present on all viruses and bacteria.

Answer 2

Explanation:

1. a a vaccine works by training the immune systemto recognise the combat pathogens, other viruses or bacteria. to do this, certain molecules from the pathogen must be introduced into the body to trigger an immune response.