Multiple Choice
The structural features common to all antibody classes are
A) two pairs of a heavy chain and a light chain which form an antigen binding site.
B) a stem formed of a light chain and a heavy chain.
C) an antigen binding site formed by two light chains.
D) an antigen binding site formed by a single heavy chain.
E) a heavy chain paired with a light chain.
Correct Answer:

Verified
Correct Answer:
Verified
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