The membrane attack stage of the complement cascade involves
A)initiation of the cascade.
B)production of inflammatory cytokines.
C)the assembly of a ring-shaped protein that forms holes in bacterial cell membranes and virus envelopes.
D)cleaving of C3 to yield C3a and C3b.
E)C1q binds to surface receptors on a membrane.

Question

Quizplus · Accepted Answer

The membrane attack stage of the complement cascade involves the assembly of a ring-shaped protein called the membrane attack complex (MAC) that forms holes in bacterial cell membranes and virus envelopes. This leads to lysis of the target cell.

The Membrane Attack Stage of the Complement Cascade Involves