Plz give me some research notes for vaccines

English

2 answers:

Vilka [71]3 years ago

8 0

Answer:

A vaccine is a substance that helps protect against certain diseases. Vaccines contain a dead or weakened version of a microbe. It helps your immune system recognize and destroy the living microbe during a future infection.

A vaccine is a medical preparation given to provide immunity from a disease. Vaccines use a variety of different substances ranging from dead microorganisms to genetically engineered antigens to defend the body against potentially harmful microorganisms.

Explanation:

katrin [286]3 years ago

4 0

Explanation:

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