PATHOLOGY MCQ
IMMUNE RESPONSE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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110
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250
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70
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250
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Detailed explanation-1: -The variable region of each heavy chain is approximately 110 amino acids long and is composed of a single Ig domain.
Detailed explanation-2: -Each heavy chain’s variable region is approximately 110 amino acids long and composed of a single Ig domain.
Detailed explanation-3: -In higher vertebrates, there are two types of light chain – and – whereas heavy chains can be of five types: , , , and . The type of heavy chain defines the class of immunoglobulin: IgM, IgD, IgG, IgE and IgA, respectively.
Detailed explanation-4: -There are five main classes of heavy chain C domains. Each class defines the IgM, IgG, IgA, IgD, and IgE isotypes.
Detailed explanation-5: -There are 5 types of heavy chain constant regions in antibodies (immunoglobulin) and according to these types, they are classified into IgG, IgM, IgA, IgD, and IgE.