Use the Following Information to Answer the Questions Below

question 13

Multiple Choice

Use the following information to answer the questions below.
Mouse mutations can affect an animal's appetite and eating habits. The ob gene codes for a satiety factor, the hormone leptin. The db gene product, the leptin receptor, is required to respond to the satiety factor.
-Leptin is a product of adipose cells. Therefore, a very obese mouse would be expected to have

• A) increased gene expression of ob and decreased expression of db.
• B) increased gene expression of db and decreased expression of ob.
• C) decreased transcription of both ob and db.
• D) mutation of ob or db.

---

Definitions:

Base Year

A specific year against which economic growth is measured, serving as a standard comparison for other years in index calculations and real values.

Real GDP

Gross Domestic Product adjusted for inflation, reflecting the value of all goods and services produced by an economy in a given year.

Inflation

A measure of the rate at which the general level of prices for goods and services is rising, leading to a decrease in purchasing power.

National Income

The total value of all goods and services produced by a country's residents and businesses, including income from abroad, over a specified period.