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प्रश्न
Multiple choice questions. Tick (✓) the correct choice:
First vaccine was produced by
- Pasteur
- A. Fleming
- Jenner
- Robert Hooke
उत्तर
Jenner
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
Multiple choice questions. Tick (✓) the correct choice:
First vaccine was produced by
Jenner