Carbohydrate Chains Attached to the C_H2 Domains of IgA, IgD

question 19

Multiple Choice

Carbohydrate chains attached to the C_H2 domains of IgA, IgD, and IgG are believed to

• A)allow for closer contact between partner chains.
• B)confer stability to the molecule resulting in a higher desaturation temperature.
• C)prevent protease degradation.
• D)provide space for complement protein binding.
• E)increase binding affinity for antigen.

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