Vaccinations play a major role in medicine today. explain the role of vaccines in the prevention of disease. your answer must include at least: a description of the contents of a vaccine a description of how a vaccine protects the body from disease one specific reason certain vaccinations are required for students to attend public schools.

The content of vaccine varies from vaccine to vaccine but it has some live form of the disease in the vaccine

Vaccine work by injecting a small amount of virus in the blood stream along some other agent which causes the body to produce antibodies which fight the infection

The school going kids receive vaccine because their body is no immunity and likely to be a carrier of diseases and spread them.