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The bacteria Listeria monocytogenes is capable of doubling every 36 hours in the refrigerator at 4°C and can grow even when temperatures are less than 2°C. Therefore, L. monocytogenes is best classified as a psychrophile.
a. True
b. False

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Answer:

True

Explanation:

Listeria monocytogenes is a psychrophilic food-borne pathogen that is problematic for the food industry. Structures of Csps from psychrophilic bacteria have not yet been studied.

Listeria is not killed by freezing. Growth is arrested altogether, but normal growth will be resumed after thawing.

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