3. During the 2nd half of the 19th century, the work of Pasteur and Koch and other scientists stimulated the search for microbes as causes of disease

Describe the contribution of Pasteur and Koch to our understanding of infectious diseases-Pasteur's experiment (1862):   -proved spontaneous generation wrong and helped establish cell theory  -decay was caused by air-borne microbes, and not just from contact with air  - stimulated scientists to start looking for microbes that were causing disease

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