What accounts for the great amount of diversity in antibodies?
A. Multiple gene segments coding for the light and heavy chains of an antibody are located on different chromosomes and rearranged independently
B. The combining of different light and heavy chains in the assembly of different immunoglobulin molecules
C. The DNA rearrangement of the multiple light and heavy chain genes
D. Mutations
E. All of the choices are correct
Answer: E. All of the choices are correct
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What will be an ideal response?