A-LevelBiologyImmunity9700/12 · May/June 2012 · Q341 Mark
To prevent a disease, dead bacteria may be injected into the body. What type of immune response is produced?
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Apassive: no, artificial: no
Bpassive: no, artificial: yes
Cpassive: yes, artificial: no
Dpassive: yes, artificial: yes
✓ Correct answer
B: passive: no, artificial: yes
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