Question

Vaccination is fundamentally based on:

पर्याय

• The immune system's memory

• The destruction of all pathogens

• The elimination of antibodies

• The weakening of white blood cells

Answer 1

Vaccination is based on the immune system's memory. A vaccine introduces antigens that prompt the body to produce antibodies and generate memory cells, enabling the immune system to quickly recognise and respond to the pathogen upon future exposure.