One of the Skin-Irritating Components of Poison Oak Is Tetrahydrourushiol

question 13

Multiple Choice

One of the skin-irritating components of poison oak is tetrahydrourushiol: The long,nonpolar hydrocarbon tail embeds itself in a person's oily skin,where the molecule initiates an allergic response.Scratching the itch spreads tetrahydrourushiol molecules over a greater surface area,causing the zone of irritation to grow.Is this compound an alcohol or a phenol?

• A)an alcohol because of the hydroxyl groups it contains
• B)both a phenol and an alcohol because of the hydroxyl groups it contains
• C)a phenol because of the hydroxyl groups attached to the benzene ring
• D)neither an alcohol or phenol because it contains two hydroxyl groups instead of one

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Definitions:

Keynes

refers to John Maynard Keynes, a British economist whose theories on the causes of prolonged unemployment and recommendations for government intervention in economies to stimulate demand and control inflation have had a significant influence on modern macroeconomics.

Aggregate Supply

The total supply of goods and services that firms in a national economy plan to sell during a specific time period.

Aggregate Demand

The total demand for goods and services within an economy at a given time and price level.

Keynesians

Economists and theorists who believe in the economic principles of John Maynard Keynes, emphasizing the need for government intervention to manage economic cycles.