Question

Vaccines can be made from dead or weakened viruses. Vaccinated individuals become protected against diseases because the dead or weakened virus

a. stops further viral invasion.
b. causes the production of antibodies.
c. are too weak to cause illness.
d. causes an inflammatory response.

Answer 1

b.causes the production of antibodies.

Answer 2

vaccinated individuals become protected against diseases because the dead or weakened virus causes the production of antibodies.