The human sperm was first discovered by ___________?
Correct answer: A. Anton van Leeuwenhoek
- A. Anton van Leeuwenhoek
- B. Von Baer
- C. Robert Hook
- D. None of These
Explanation
Anton van Leeuwenhoek first observed human sperm cells in semen using a microscope in the seventeenth century. Von Baer is associated with embryological discoveries, while Robert Hooke described cells, so either is a likely historical distractor.
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