If Glucose Is Available in the Environment of E

question 52

Multiple Choice

If glucose is available in the environment of E. coli, the cell responds with a very low concentration of cAMP. When the cAMP increases in concentration, it binds to CAP. Which of the following would you expect to be a measurable effect?

• A) decreased concentration of the lac enzymes
• B) increased concentration of the trp enzymes
• C) decreased binding of the RNA polymerase to sugar metabolism-related promoters
• D) decreased concentration of alternative sugars in the cell
• E) increased concentrations of sugars such as arabinose in the cell

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Bureau of Labor Statistics

An agency of the U.S. government tasked with gathering, examining, and distributing vital data concerning labor market dynamics, employment environments, and fluctuations in prices.

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The ratio of unemployed individuals in the labor force who are earnestly looking for work.

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