Multiple Choice
Which of the following statements does not represent the role of a cell marker in the third line of defense?
A) They receive and transmit signals to coordinate the immune response.
B) They are attachment sites for foreign molecules.
C) They serve as recognition factors for self and nonself molecules.
D) They serve as transcription factors to initiate antibody production.
Correct Answer:
Verified
Correct Answer:
Verified
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