_____ 25) How is a secondary immune response different from a
primary immune response?
A) it is faster and more effective B) it is slower, but more
effective C) it is faster, but less effective D) it is slower, and
less effective E) there is no difference
_____ 19) Which of the following is not a function of
antibodies?
A)
opsonization
B) activating complement proteins
C) activating T-helper
cells
D) enhancing
phagocytosis
E) neutralization
_____ 13) The complement system involves...