An Extremely Large Lactose Source Is Encountered by an E

question 8

Multiple Choice

An extremely large lactose source is encountered by an E. coli cell in the lumen of the small intestine of a human who just ate an entire carton of ice cream. Which of the following would most likely be a contributor to why the E. coli does not metabolize any of the lactose?

• A) presence of allolactose
• B) presence of phosphorylated adenylate cyclase
• C) absence of glucose
• D) absence of cAMP

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Definitions:

Decision Makers

Individuals or groups responsible for making choices that determine the course of actions to be followed.

Efficient

The property of resource allocation where it is impossible to make any one individual better off without making at least one individual worse off.

Marginal Benefit

Marginal benefit is the additional satisfaction or utility that a consumer receives from consuming one more unit of a good or service.

Social Cost

The total cost to society, including both private costs borne by the producer and external costs borne by others, of producing a good or service.