Question

Primary and secondary immune response are carried out with the help of

• A. B-Lymphocytes
• B. T-Lymphocytes
• C. Antiviral Proteins
• D. Both A and B

Answer 1

The correct option is D Both A and B

The primary immune response can be described as the first response of our body system to a newly introduced foreign agent, while the secondary immune response is defined as an intensified immune response to this previously exposed antigen. The primary and secondary immune response is carried out by following two types of lymphocytes;

1)B-Lymphocytes: responsible for the production of antibodies in our blood. the type of antibodies is IgA. IgD, IgE, IgG, IgM.

2)T-Lymphocytes: These are mediators cell-mediated immunity.

So, the correct answer is 'Option D- Both A and B'.