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Question 78

What determines whether an antibody can bind to a particular antigen region?

  1. The antibody binds all antigens equally
  2. The antigen must be a blood cell
  3. Their binding regions must matchCorrect answer
  4. The antibody must digest the entire cell

Explanation

Binding depends on a complementary match between the antibody's binding site and a particular region of the antigen. One antibody therefore does not attach equally well to every antigen, and binding is not indiscriminate digestion of cells.

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Question 78: What determines whether an antibody can bind to a… · Human Body Systems · Questena