Active Processes

question 11

Multiple Choice

Active processes .

• A) include osmosis
• B) move substances against (up) a concentration and/or electrical gradient
• C) require a hydrostatic pressure gradient
• D) move fats and respiratory gases through cell membranes

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Definitions:

Comparative Advantage

The ability of an individual or group to produce a good or service at a lower opportunity cost than other producers.

Opportunity Cost

The cost of missing out on the next best alternative when making a decision.

Specialize And Trade

The economic practice where individuals or entities focus on a limited scope of production to increase efficiency and then exchange their outputs for varied goods or services.

Export

The process of sending goods or services produced in one country to another country for sale or trade.