Passive immunization differs from active
immunization in that
a. passive immunization involves receiving
antibodies from another individual, and
active immunization involves exposure to
antigens.
b. passive immunization involves exposure to
antigens, and active immunization involves
receiving antibodies from another
individual.
c. passive immunization is given to adults,
and active immunization is given to
children.
d. passive immunization does not result in
memory cell formation, and active
immunization does result in memory cell
formation.
e. both a and d are correct
E
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