Some Bacteria in the Human Gut Microbiota Primarily Feed on Glucose

question 16

Multiple Choice

Some bacteria in the human gut microbiota primarily feed on glucose derivatives from mucus secretions. Which of the following is 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 (ED) pathway.
• C) Sugar acids must be converted to 6-phosphogluconate in order to enter the Entner-Doudoroff (ED) pathway.
• D) All of the above.
• E) None of the above.

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Definitions:

Seligman

Refers to Martin Seligman, a psychologist known for his work on learned helplessness, positive psychology, and well-being.

Research

A methodical examination and analysis of documents and resources to discover truths and form original conclusions.

Reinforcement

A stimulus or event that follows a behavior and increases the likelihood of that behavior occurring again in the future.

Punishment

A consequence imposed following undesirable behavior, intended to decrease the likelihood of that behavior recurring.