Sero retake Flashcards
1
Q
plays an imporatnt role in extrrnal defense system
a. -CRP
b. -complement c. -lactic acid
d. - inflammation
A
Lactic acid
2
Q
What b cell stages that present ang IgM?
a. pre b cell
b. Pro b cell
c. Immature
d. Mature b cell
A
Immature B cell
3
Q
A