Multiple Choice
Complement is
A) produced by macrophages in response to activation by an invading pathogen.
B) a cytokine which induces local inflammation increasing vascular permeabiligy at the site of infection.
C) part of the innate defences activated by the invading pathogen.
D) a key part of immunological memory.
E) a serum protein that exists in the fluids of the body in an inactive state.
Correct Answer:

Verified
Correct Answer:
Verified
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