BI-1486
Vaccines
Biology · Secondary 4 · Easy · Vaccines
After vaccination against a virus, which change in the blood allows a person to respond more quickly if the same virus infects them again?
- More memory lymphocytes specific to that virus are present.
- Red blood cells start producing antibodies against the virus.
- The body now contains no white blood cells.
- Platelets release antibodies whenever the virus enters.
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