Question

First component of complement which binds to antigen-antibody complex in classical pathway is

• A. C1q
• B. C1r
• C. C1s
• D. C3

Hint:

C1q is crucial in initiating the classical complement cascade which enhances immune response

Answer 1

The Correct Option is A

C1q is the first component of the classical complement pathway that binds to the antigen-antibody complex initiating the complement cascade