Who coined the term Animalcules for microorganisms like Bacteria and protozoa______________?
Correct answer: D. Leeuwenhoek
- A. Robert Koch
- B. Louis Pasteur
- C. Alexander Fleming
- D. Leeuwenhoek
Explanation
Antonie van Leeuwenhoek first observed microorganisms with his improved microscopes and called them animalcules, meaning tiny animals. Students may select Robert Koch because he is strongly associated with bacteria and disease, but Koch worked much later and did not coin this term. The submitted key matches.
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