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Psychrotrophs are microorganisms that can grow at low temperatures, typically between 0°C and 30°C. They are often found in refrigerated foods and can cause spoilage.
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Mesophiles: Microorganisms that grow best in moderate temperature ranges, typically between 20°C and 45°C.
Thermophiles: Microorganisms that thrive at relatively high temperatures, usually between 41°C and 122°C.
Psychrophiles: Microorganisms that grow optimally at very low temperatures, generally below 15°C.