Science, asked by mishelverma0, 1 day ago

infectious diseases can be prevented by biology

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Answered by Anonymous

Answer:

Infectious diseases are the ones that involve a pathogen that infects a healthy person.

These diseases are caused by viruses, bacteria fungi, protozoans. To prevent such diseases people are vaccinated and immunised against such organisms. The vaccines contain a live-attenuated or dead organism that provides immunity to the body by making memory antibodies.

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