The binding site for complement on the IgG molecule is in the________________?
Correct answer: D. CH2 domian
- A. VL domian
- B. CL domian
- C. CH1 domian
- D. CH2 domian
Explanation
Complement binds to the Fc portion of IgG, particularly the CH2 region of its heavy chain. The variable domains and CH1 region mainly participate in antigen binding or Fab structure.
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