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Questions and Answers
A virus is considered a living organism because it can reproduce on its own.
False
An endemic disease is prevalent in a certain area or population and is geographically isolated.
True
Lactic acid is only used as a gelling agent and not as a curing agent.
False
An epidemic occurs when an endemic disease spreads to more geographic areas.
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Emerging infectious diseases are those that were once major health problems globally and have now declined dramatically.
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Koch's Postulates are a series of guidelines used to identify the microorganism that causes a specific disease.
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Superbugs are bacteria that are resistant to only a few antibiotics.
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Koch's postulate states that the same microorganisms are present in every case of the disease.
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Koch's postulate 3 involves isolating microorganisms from the pure culture and inoculating them into a healthy animal to reproduce the disease.
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Citric acid is primarily used as a natural preservative in a variety of foods.
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Lactic acid is added to packaged food products primarily to enhance their color and flavor.
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