Multiple Choice
What is clonal selection in the context of the immune system?
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Binding of antigens to receptors of immunocompetent lymphocytes leads to clonal selection. Describe the process of clonal selection. What nonlymphocyte cell is a central actor in this process, and what is its function?
More than one choice may apply.
Which of the following antibody capabilities causes a transfusion reaction with A or B erythrocyte antigens?
a. Neutralization
b. Precipitation
c. Complement fixation
d. Agglutination
The clonal selection theory states that: