McqMate
Q. |
With regard to B lymphocytes |
A. | they constitute 50% of circulating lymphocytes |
B. | they are found in germinal centres in the red pulp of the spleen |
C. | they are genetically programmed to recognise specific antigens by means of antigen specific cell surface receptors |
D. | they release chemical mediators when attached to IgE Type I hypersensitivity reactions |
E. | they are not affected by HIV infection |
Answer» C. they are genetically programmed to recognise specific antigens by means of antigen specific cell surface receptors |
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