Question

what is vaccine and vaccination​

Answer 1

Answer:

A vaccine is a biological preparation that provides active acquired immunity to a particular infectious disease. A vaccine typically contains an agent that resembles a disease-causing microorganism and is often made from weakened or killed forms of the microbe, its toxins, or one of its surface proteins

Explanation:

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Answer 2

Vaccine: A vaccine is a substance that is introduced into the body to prevent infection or to control disease due to a certain pathogen, which is a disease causing organism, such as a virus, bacteria or parasite

Vaccination: Vaccination is the injection of a dead or weakened organism that forms immunity against that organism in the body. Immunization is the process by which an animal or a person stays protected from diseases.