11:680:390- Final Exam Guide - Comprehensive Notes for the exam ( 59 pages long!)
29 Mar 2018
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Importance of microbes: food: microbes help make and spoil food. Microbiome and human health: can keep you healthy and make you sick. Flu vaccine: effectivity depends on the flu strain: biowarfare: involved in bioterrorism, research: many strains are used to make product. Illustrated the fruiting structures of molds: antoni van leeuwenhoek (1632-1723) Used sterilized (void of any kind of life) beef broth, and air was still present. Discovered that using media provided a simple way to obtain pure cultures. Observed that masses of cells (called colonies) have different shapes, colors, and sizes. Began with potato slices, but eventually devised uniform and reproducible nutrient solutions solidified with gelatin and agar: the rise of microbial diversity, microbial diversity: field that focuses on non medical aspects of microbiology, martinus beijerinck (1851-1931) Microbes can be isolated from natural samples in a highly selective fashion by manipulating nutrient and incubation conditions: sergei winogradsky (1856-1953) and the concept of chemolithotrophy.
