Roitt's Essential Immunology

Thirteenth Edition

Peter J. Delves, Seamus J. Martin, Dennis R. Burton, Ivan M. Roitt

Multiple Choice Questions

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Chapter 3, Question 1.

1  The basic Ig unit is composed of:

A  2 identical heavy and 2 identical light chains.
B  2 identical heavy and 2 different light chains.
C  2 different heavy and 2 identical light chains.
D  2 different heavy and 2 different light chains.
E  Non-covalently bound polypeptide chains.