When parasites are found in food, the food has been exposed to contamination.

Coli contamination/ E.coli contamination

Explanation:

When there are harmful substance in, whether microorganisms or chemicals in food which can cause adverse effects on animals, the term for it is called food contamination. Food contamination can be caused contamination by pathogenic bacteria, viruses, and protozoa.

One of the microorganisms that can be found in food and poses threat to animals life is the Escherichia coli. Escherichia is a bacteria. Naturallyy, the Escherichia coli can be found in animals(including humans) intestines. So, some kinds might be harmless.

While some are poisonous and cause food poisoning. Some of the symptoms include: pneumonia, diarrhea, respiratory illness and so on.

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acids are substances that ionize (break off) in an aqueous solution to produce hydrogen (h+) ions

explanation:

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warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

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