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  • Importance of microorganisms
  • In food industry
    • Lactobacillus bacteria promote the conversion of milk into curd.
    • Yeast is used in preparation of breads, pastries and cakes.
  • In beverage industry
    • Yeast is used for commercial production of alcohol, wine and vinegar (acetic acid).
    • Yeast acts on sugar and converts it into alcohol by the process of fermentation. Louis Pasteur discovered fermentation.
  • In medicine production
    • Medicines produced by certain microorganisms to kill or stop the growth of other disease-causing microorganisms are called antibiotics.
    • Antibiotics are obtained from bacteria and fungi.
    • They are classified as narrow-spectrum and broad-spectrum antibiotics.
    • Commonly used anti…

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