Question

Vaccination protects a person from disease because it

• A. Helps in better digestion
• B. Increase RBC count
• C. Produces antibodies
• D. Corrects body heating system

Answer 1

Answer: (C)

Produces antibodies

A vaccine is a biological preparation that provides active acquired immunity to a particular disease A vaccine typically contains an agent that resembles a disease causing micro-organism and is often made from weakened or killed forms of the microbe,its toxins,or one of its surface proteins.Most vaccines work by inducing B lymphocytes to produce antibodies.Vaccination is the most effective method of preventing infectious diseases.Widespread immunity due to vaccination is largely responsible for the worldwide eradication of smallpox.

So the correct answer is 'Produces antibodies'.