What Is the Dependent Variable in Figure 4

question 9

Multiple Choice

What is the dependent variable in figure 4.24?

• A)The number of defective copies of the CFTR gene in mice
• B)The number of defective copies of the CFTR gene in humans
• C)The amount of fluid in the intestines
• D)Whether or not the subjects were exposed to cholera toxin
• E)Whether or not the subjects were exposed to Vibrio cholera bacteria

---

Definitions:

Marginal Revenue

Marginal revenue is the additional income received from selling one more unit of a good or service, critical for decision-making in resource allocation.

Monopoly Price

The price set by a monopolist, which is typically higher and produces lower output than would be the case in a competitive market.

Demand Curve

A graphical representation showing the relationship between the price of a good and the quantity of the good that consumers are willing and able to purchase at various prices.

Marginal Revenue

The additional revenue that a company earns from selling one more unit of a good or service.