The variable region of an antibody occurs
A)only on the heavy chains.
B)only on the light chains.
C)on one of the light chains.
D)on all four chains.

Name: The variable region of an antibody occurs A)only on the heavy chains. B)only on the light chains. C)on one of the light chains. D)on all four chains.
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Question

Quizplus · Accepted Answer

The variable region of an antibody is found on both the heavy and light chains, and since there are two heavy chains and two light chains in an antibody, it occurs on all four chains.

The Variable Region of an Antibody Occurs