Microbiology

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Across
  1. 2. – Time period when many microbiological discoveries were made
  2. 4. – Developer of the smallpox vaccine
  3. 6. – Microbes found in diverse and extreme environments
Down
  1. 1. – Science of classification of organisms
  2. 3. – Observed “animalcules” with a simple microscope
  3. 5. – The first visual depictions of microorganisms were in this century