Select the correct statement about complement.
A. An adaptive immune mechanism is often involved in directing complement to its target.
B. Complement can be activated through three pathways: classical, secondary, and alternate.
C. The membrane attack complex consists of complement proteins C3a through C5.
D. Complement proteins C1 through C9 act exclusively in the classical pathway.
Answer:A
Select the correct statement about complement.
A. An adaptive immune mechanism is often involved in directing complement to its target. B. Complement can be activated through three pathways: classical, secondary, and alternate. C. The membrane attack complex consists of complement proteins C3a through C5. D. Complement proteins C1 through C9 act exclusively in the classical pathway.