What is the basic principle of immunisation and vaccination?
A. It is based on the number of B and T lymphocytes
B. It is based on the property of memory of the immune system
C. It is based on antigen-antibody interactions
D. It is based upon the number of white blood cells
Answer:B
What is the basic principle of immunisation and vaccination?
A. It is based on the number of B and T lymphocytes B. It is based on the property of memory of the immune system C. It is based on antigen-antibody interactions D. It is based upon the number of white blood cells