Multiple Choice
Which statement about the complement system is true?
A) It consists of fewer than 10 different proteins.
B) It is found in all organisms with an immune system.
C) It lyses invading cells.
D) It consists of highly folded membranes that capture pathogens.
E) It functions within blood vessels rather than tissues to attract phagocytes.
Correct Answer:
Verified
Correct Answer:
Verified
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