Lecture 1

Lecture 1 - first nitrogen-fixing bacteria,...

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Describe how Robert Hooke and Antoni van Leeuwenhoek discovered the unseen world. Hooke – coined the term “cell” and confirmed the microscopic observation of van Leeuwenhoek. Van Leeuwenhoek – Father of the microscope Explain why Louis Pasteur is the “Father of Microbiology.” Disproved spontaneous Generation by using a swan-neck flask. Germ theory. Invented pasteurization. Creates rabies vaccine. Describe the contributions of Robert Koch. Pioneered pure culture techniques and solid growth media. Extended germ theory to studies of diseases – anthrax, septicemia, tuberculosis, and cholera. Koch’s postulates – proving specific microbes cause diseases. Compare and contrast the work of Martinus Beijerinck and Sergei Winogradsky. Beijerinck – Pioneered concept of growing microbes using enrichment culture. Isolated
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Unformatted text preview: first nitrogen-fixing bacteria, sulfate-reducing bacteria, sulfur-oxidizing bacteria, green algae, and Lactobacillus ssp. Discovered viruses were filterable Winogradsky First Mirobial Geochemist. Isolated the first nitrifying and hydrogen-oxidizing bacteria. Proposed and proved microbial autotrophy chemolithotrophy get carbon from non-organic sources. Explain contribution of Norm Pace and Carl Woese. Pioneered the use of specific, shared, DNA sequences as a tool to identify and subsequently relate all living organisms. Revolutionized taxonomy and phylogeny of life. Proved Darwins concept of the unity of life via a common ancestor. Penicillin Alexander Fleming, Howard Florey, and Ernst Chain...
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This note was uploaded on 04/01/2008 for the course MB 351 taught by Professor Keen during the Spring '08 term at N.C. State.

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