Select Page

Active immunity

1. Immunity induced in the host itself by antigen and lasts much longer, sometimes lifelong. (

2. A form of acquired immunity in which the body produces its own antibodies against disease-causing antigens. (

3. The immunity that results from the production of antibodies by the immune system in response to the presence of an antigen. (Google Dictionary)

4. A type of immunity or resistance developed in an organism by its own production of antibodies in response to an exposure to an antigen, a pathogen or to a vaccine. (

Related entries

Struggling in Biology?

Are You Premed?

Confused about the MCAT? Not sure how to prepare? This guide will show you how