Which of the following statements about the complement system is true?

Which complement molecule is an attractant for neutrophils?

The complex resulting from complement activity that leads to cell lysis is the

Which of the following are most susceptible to complement lysis?

Hemolytic disease of the newborn is caused by antibodies against which major blood group antigen?

a. MHC protein

b. MN antigen

c. ABO antigen

d. Rhesus antigen

e. Type II protein