25. Activated by binding of mannose-binding lectin (or mannose-binding protein) to surface of microbes bearing mannan(polymer of the sugar mannose) in a calcium dependent manner
26.
27.
28. Presence of C3b on surface of a microbe marks it as foreign and targets it for destruction
29. C3b with two important functions:Combines with other complement components to generate C5 convertase Opsonizes bacteria