What Would Be the Expected Result If the Acid-Resistance Genes

question 3

Multiple Choice

What would be the expected result if the acid-resistance genes of EHEC strains were deleted?

• A) It would be better adapted to survive in the stomach.
• B) It would no longer be able to colonize the respiratory tract.
• C) It would have a higher oral infectious dose.
• D) It would have a lower oral infectious dose.

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Definitions:

Independent Samples

Two or more groups of data that do not influence each other and are randomly selected from a population.

Median Response Time

The middle value of response times arranged in order, such that half the responses are faster and half are slower.

Nonparametric Procedure

Statistical methods that do not assume a specific distribution for the data, often used when data doesn't fit normal distribution assumptions.

One-Sample T-Test

A statistical test used to determine whether the mean of a sample differs significantly from a known or hypothesized population mean.