Many Bacteria Have a Shorter Generation Time at Warmer Temperatures

question 90

Multiple Choice

Many bacteria have a shorter generation time at warmer temperatures.Why do food safety guidelines recommend rapidly cooling leftover foods and maintaining them at refrigerator temperatures?

• A) Prokaryotes are incapable of reproducing at refrigerator temperatures.
• B) Many bacteria reach disease-causing levels rapidly when food is warm.
• C) Refrigerator temperatures reduce the amount of oxygen available for aerobic bacteria.
• D) Prokaryotes require light for reproduction and the inside of a refrigerator is dark.

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Definitions:

Mean

The arithmetic average of a set of numbers, calculated by adding them all together and dividing by the count of these numbers.

Right-Skewed

Describes a distribution of data where the tail on the right side of the distribution is longer or fatter than the left side, indicating that the mean is greater than the median.

Standard Deviation

The square root of the variance, measuring the dispersion of a dataset relative to its mean.

Mean

The mathematical calculation where you add all the numbers in a set and divide by the number of elements to find the average.