Question

Define the term Vaccine? What is the full form of WHO?

Answer 1

Answer:

A vaccine is a substance used to stimulate the production of antibodies and provide immunity against one or several diseases, prepared from the causative agent of a disease, its products, or a synthetic substitute, treated to act as an antigen without inducing the disease.

Explanation:

And the full form of WHO is World Health Organisation

HOpe this helps :)