Practice question
Question
Find the INCORRECT combination.
Explanation
Affinity maturation ̶ isotype switching is correct because it matches established general principles where affinity maturation ̶ isotype switching represents the functional mechanism. Alternatives such as Surface immunoglobulins ̶ B cell antigen receptor, Fc region of antibodies ̶ binding to complement proteins contradict experimental evidence and standard textbook descriptions.
Discussion
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