MCAT Biochemistry Question 37: Answer and Explanation
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Question: 37
7. Which of the following characteristics is NOT attributed to antibodies?
- A. Antibodies bind to more than one distinct antigen.
- B. Antibodies label antigens for targeting by other immune cells.
- C. Antibodies can cause agglutination by interaction with antigen.
- D. Antibodies have two heavy chains and two light chains.
Correct Answer: A
Explanation:
Antibodies are specific to a single antigen. Each B-cell produces a single type of antibody with a constant region that is specific to the host and a variable region that is specific to an antigen.