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

• The weakened disease causing microorganisms which are injected into our bodies are called vaccines
• When a vaccine is given our body starts producing antibodies which will remain in the blood
• When diseases causing microorganisms enter into our body , the already present antibodies fight and eliminate them . And the disease is controlled

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