BI-1473
Vaccines
Biology · Secondary 4 · Medium · Vaccines
A child is vaccinated against measles. Which statement correctly describes how this vaccination helps protect the child from future measles infection?
- The vaccine causes the body to form memory cells that can quickly produce antibodies if the real virus infects later.
- The vaccine permanently kills all pathogens already present in the child’s blood.
- The vaccine thickens the skin so that the measles virus cannot enter the body.
- The vaccine continuously releases antibiotics into the blood to kill any future viruses.
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