In Order to Provide Information on Two Variables,an Economist Must

question 83

Multiple Choice

In order to provide information on two variables,an economist must use

• A)a bar graph.
• B)pie chart.
• C)the coordinate system.
• D)a time-series graph.

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Definitions:

Sodium-Potassium Pump

A membrane-bound ATPase enzyme that pumps sodium out of cells while moving potassium into cells, crucial for maintaining cellular ion balance and membrane potential.

Plasma Membrane

A bi-layer of lipids and proteins that surrounds a cell, controlling the passage of substances in and out of the cell.

Membrane Potential

The electrical potential difference across a cell's plasma membrane, vital for the conduction of nerve impulses, muscle contraction, and transport processes.

Depolarization

A decrease in membrane potential that makes the interior of a cell less negative compared to the outside, crucial for nerve impulse transmission and muscle contractions.