Multiple Choice
Which of the following statements is true of the structure of immunoglobulins?
A) Each immunoglobulin molecule is made of two polypeptide chains.
B) Each immunoglobulin molecule is made of four different polypeptide chains.
C) Each immunoglobulin molecule is made of four identical polypeptide chains.
D) Each immunoglobulin molecule is made of two identical light chains and two identical heavy chains.
Correct Answer:

Verified
Correct Answer:
Verified
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