How do vaccinations work to keep patients healthy?
A) They remove any trace of disease or pathogens from the human body.
B) They provide additional white blood cells, which work to fight off diseases.
C) They help build up the skin to better block out disease and pathogens.
D) They introduce a weakened form of a disease so the body can learn how to fight it off.

Respuesta :

Answer:

D) They introduce a weakened form of a disease so the body can learn how to fight it off.

Vaccination does work to keep patients healthy by introducing a weakened form of a disease so the body can learn how to fight it off. Thus, the correct option is D.

What is Vaccination?

Vaccination may be defined as a process through which a weakened form of a pathogen is injected into the body in order to stimulate the immune response.

Vaccination stimulates the immune response of an organism, whereby the body learns how to fight against a specific disease.

Therefore, the correct option is D.

To learn more about Vaccination, refer to the link:

https://brainly.com/question/2620291

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