Some Bacteria in the Human Gut Microbiota Primarily Feed on Glucose

question 17

Multiple Choice

Some bacteria in the human gut microbiota primarily feed on glucose derivatives from mucus secretions. Which of the following is NOT correct with respect to "mucus farming" by bacteria?

• A) Bacteroides thetaiotaomicron and other bacteria induce the colon to produce mucus.
• B) Mucus-derived sugar acids are metabolized via the Entner-Doudoroff pathway.
• C) Sugar acids must be converted to 6-phosphogluconate in order to enter the Entner-Doudoroff pathway.
• D) The glucose derivatives are converted to glucose and degraded via the Embden-Meyerhof-Parnas pathway.
• E) This metabolism has been studied via genomics and genetic studies.

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Definitions:

Design Specifications

Detailed descriptions of materials, dimensions, and processes used in the construction of a product.

P-chart

A type of control chart used for monitoring the proportion of defective items in a process over time.

Control Limits

Boundaries in statistical process control that indicate the thresholds for when a process is in or out of control.

Process Capability Index

A statistical measure that quantifies how well a process can produce output within given specification limits.