Question

what are the principle of immunization

Answer 1

hey mate here is your answer

The principle of immunization is that on administration of vaccine, the body starts developing antibiotics against is such that the person is protected from disease

hope it helps you✌
✌Be brainly✌

Answer 2

The basic principle of immunization is that on administration of vaccine, the body starts developing antibodies against it such that person is protected form disease.

Hope this answer will help u