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Toxins are the metabolites that are produced by bacteria during their growth. These toxins are harmful to mankind. They produce many diseases in human. Many of the pathogenic bacteria produce toxins that cause food poisoning to humans. Cooking: Toxins inactivation by cooking ...
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Acid-fast bacteria are those bacteria that have mycolic acid in their cell wall. These bacteria stain acid-fast positive. This bacterium was first discovered by Ziehl–Neelsen that's why the staining is also named by the scientist i.e Ziehl–Neelsen staining. Examples: Mycobacterium tuberculosis. So in ...
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“Aerobic bacteria are those that can survive or grow in the presence of oxygen” Examples: Bacillus, Nocardia, Pseudomonas. Classification of aerobic bacteria: There are three types of aerobic bacteria. Obligate aerobes: These bacteria are strictly survived in the presence of oxygen. These bacteria can’t live in ...
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“Iron bacteria are those bacteria that can accumulate iron from their environment.” These bacteria deposit iron and store iron as storage granules. These bacteria cause iron to react with oxygen and form rust. They form sticky slime layers that allow them ...
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Nitrifying Bacteria—The Important Player of Nitrogen Cycle: Nitrogen in the form of N2 makes 78% of the atmosphere. It makes up the structure of living organisms. Nitrogen is present in proteins and DNA of living organisms. But despite such an abundance ...
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