A-LevelBiologyImmunity9700/12 · May/June 2017 · Q391 Mark
When a person is given a vaccination immunity to certain pathogens develops. Which of the effects of vaccination are correct? 1 production of antibodies to protect against future infections 2 results in artificial active immunity 3 stimulation of appropriate lymphocytes
A1, 2 and 3
B1 and 2 only
C1 and 3 only
D2 and 3 only
✓ Correct answer
A: 1, 2 and 3
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