Question

A boy of 10 years had chickenpox . he is not expected to jave the same disease for the rest of life. mention how it is possible

Answer 1

When the boy suffered from chickenpox, first time his body’s immune system exhibited primary response. Along with that, the memory of chickenpox virus was stored by the immune system. Now, whenever the same virus will attack this boy, the immune system will produce an intense response, preventing the body from getting chickenpox again.

Answer 2

His body will become immune to that disease.