Which of the Following Determines the Isotype of an Immunoglobulin

question 18

Multiple Choice

Which of the following determines the isotype of an immunoglobulin?

• A)the composition of the hypervariable regions
• B)whether the immunoglobulin is membrane-bound or secreted
• C)its light chain
• D)its heavy chain
• E)the composition of the cytoplasmic tails of Igα and Igβ

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