Which immunoglobulin is usually the predominant antibody in normal blood serum?
Correct answer: D. IgG
- A. IgA
- B. IgE
- C. IgM
- D. IgG
Explanation
IgG is the most abundant immunoglobulin in serum and provides important systemic and long-term antibody protection. IgM is usually the first antibody produced during a primary response, but it is not the predominant serum class.
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About Veterinary Microbiology and Immunology
Covers the structure, classification, growth and transmission of bacteria, viruses, fungi and other disease causing microorganisms in animals. It explains innate and acquired immunity, antibodies, antigens, vaccination, hypersensitivity and diagnostic methods, while distinguishing infectious agents from the immune responses they produce.
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