Why Are Lipids and Proteins Free to Move Laterally in Membranes

question 65

Multiple Choice

Why are lipids and proteins free to move laterally in membranes?

• A) The interior of the membrane is filled with liquid water.
• B) Lipids and proteins repulse each other in the membrane.
• C) Hydrophilic portions of the lipids are in the interior of the membrane.
• D) There are only weak hydrophobic interactions in the interior of the membrane.
• E) Molecules such as cellulose can pull them in various directions.

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Definitions:

Price Elastic

The degree to which the quantity demanded of a product changes in response to a change in its price.

Capital

Capital refers to financial assets or the financial value of assets, such as funds held in deposit accounts, as well as the tangible machinery and production equipment used in environments such as factories and other manufacturing facilities.

Labor Substitutable

The concept that one form of labor can replace another in performing specific tasks or jobs, reflecting flexibility in the workforce.

Productivity of Labor

The measure of output per unit of labor input.