If You Were Working Inside of a Cell and You

question 58

Multiple Choice

If you were working inside of a cell and you needed to move a vesicle along microtubules toward the center of the cell,which molecular motor(s) would you choose to help you?

• A)kinesin
• B)dynein
• C)both kinesin and dynein
• D)Molecular motors are not required for movement along microtubules.

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Definitions:

Break-Even Point

The production level or sales volume at which total revenues equal total costs, resulting in zero profit.

Degree Of Operating Leverage

A financial ratio that measures the sensitivity of a company's operating income to its sales.

Contribution Format

A financial statement format that separates fixed costs from variable costs to highlight the contribution margin of products or services.

Margin of Safety

The difference between actual sales and the break-even point, used to evaluate the level of risk in a business operation.