Multiple choice

The membrane-attack complex (MAC) of complement pathway and perforin (PF) are important tools deployed by the immune system to target pathogens. The membrane-attack complex consists of

  1. OH

  2. Colicins

  3. C5b,6,7,8,9

  4. C3b3b,Bb

  5. Properdin

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

These terminal components form a complex, which inserts into the membrane to form a transmembrane ion channel, which leads to lysis of the cell.