A Phospholipid Bilayer with Equal Amounts of Saturated and Unsaturated

question 64

Multiple Choice

A phospholipid bilayer with equal amounts of saturated and unsaturated fatty acids displays a specific permeability to glucose. What effect will increasing the proportion of unsaturated fatty acids in the bilayer have on the membrane's permeability to glucose?

• A) Permeability to glucose will increase.
• B) Permeability to glucose will decrease.
• C) Permeability to glucose will stay the same.
• D) Permeability will decrease initially then increase as the bilayer fills with glucose.

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Definitions:

Market Share

The percentage of total sales or revenue generated by a company within a particular market relative to its competitors.

Excise Tax

A tax levied on the production of a specific product or on the quantity of the product purchased.

Tax Revenues

The income that is gained by governments through taxation, an important source of revenue for government expenditures.

Inelastic Demand

A situation in which the demand for a product does not significantly change with a change in its price.