The Release of Intracellular Materials by a Vesicle at the Cell

question 24

Multiple Choice

The release of intracellular materials by a vesicle at the cell surface is called

• A) osmosis.
• B) active transport.
• C) exocytosis.
• D) endocytosis.
• E) an ion exchange pump.

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Definitions:

Fixed Expenses

Costs that do not vary with changes in production volume or sales, such as rent, salaries, and insurance.

Profit

The financial gain realized when the revenue generated from a business activity exceeds the costs, expenses, and taxes needed to sustain the activity.

Contribution Margin Ratio

A financial metric that shows the percentage of sales revenue that remains after variable costs are subtracted.

Fixed Monthly Expenses

Recurring costs that do not vary in total within a given period, such as rent, salaries, and insurance premiums, irrespective of the level of business activity.