100 explain how the specific immune response differs between two patients who have

For Patient A since they have been Vaccinated, the immune system will already know what the virus looks like and train itself to combat that specific strain of infection and be able to combat it immediately.
Person B will have to go through the process of the white blood cells combating, T cells, B cells, Macrophages, and getting sick since their body doesn't know how to combat it, after the infection the body will keep a save of the strain for later use.

It might affect the way they have to do their religious works.

It affects the chances for the religion works.

( like not being able to do a thing that is in religion)