campbl18 - What is Microbiology? Microbiology is the...

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What is Microbiology? Microbiology is the Science that studies Microorganisms. Microorganisms, roughly, are those living things that are too small to be seen with the naked eye. Microbiology is more a collection of techniques: Aseptic technique Pure culture technique Microscopic observation of whole organisms etc. Microorganisms cannot be distinguished Phylogenetically from “Macroorganisms”, e.g., includes fungi as well as bacteria, etc. A microbiologist usually first isolates a specific microorganism from a population and then cultures it.
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Relative Microbe Sizes
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Microbes are produces—they provide energy to ecosystems Microbes are fixers—they make nutrients available from inorganic sources, e.g., nitrogen Microbes are decomposers—they free up nutrients from no longer living sources Microbes form symbioses (such as mycorrhizal fungi associated with plant roots—though these are somewhat macroscopic; also the bacteria found in legume root nodules, etc.) Microbes serve as emdosymbionts (e.g., chloroplasts and mitochondria)
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Industry: Fermentation products (ethanol, acetone, etc.) Food: Wine, cheese, yogurt, bread, half-sour pickles, etc. Biotech: Recombinant products (e.g., human insulin, vaccines) Environment: Bioremediation Each carton of Bugs+Plus provides easy to follow step-by-step instructions, containers of specially-formulated wet and dry nutrients and a container of microbes cultured for their ability to digest oil and other petroleum derivatives.
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Microbes both cause and prevent diseases (for latter: antibiotics are made by microbes and normal flora interfere with pathogen replication) Microbes produce antibiotics used to treat diseases The single most important achievement of modern medicine is the ability to treat or prevent microbial disease The Germ Theory of Disease = Microbes cause disease! Yes, it wasn’t so long ago that humans didn’t know that
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campbl18 - What is Microbiology? Microbiology is the...

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