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Aristotle's work with disection generated interest in biology and other sciences.
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While viewing cork under a microscpe he found and named cells "cells".
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After seend fly eggs he questioned spontaneous generation and debated if it was true.
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Created the microscope and developed the cell theory
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Thought he proved spontaneous generation after boiling broth and finding microbes in it later. However, he let the jars cool before sealing them. This allowed bacteria to contaminate it.
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Created the first smallpox vaccine by giving people cowpox.
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Pioneered biogenesis
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Started getting doctors and scientists to wash hands, thus pioneering antiseptic techniques.
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Developed microscopic pathology.
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Through variuos experiments Koch determined that bacteria were the cause for many diseases; starting the science of studying bacteria, bacteriology.
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He discoevered pepsin and developed further on the cell theory.
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Created the pasteurization technique to sterilise milk and wine.
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Discovered that you can vaccinate with a weaker strain or a weakened microbe.
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Started the practice of sterilising medical tools and instruments,
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Created a "silver bullet" for syphilis by finding chemicals that kill the microbe without killing the host.
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Created penicillin after finding mold that killed bacteria in a petri dish he forgot to cover. This effectively created the first antibiotic.
