An Antibiotic Will Have No Effect on an Infection If

question 18

Multiple Choice

An antibiotic will have no effect on an infection if:

• A) the antibiotic has a broad-spectrum.
• B) the bacteria are not resistant to the antibiotic.
• C) the bacteria do not fall within the drug's antibacterial spectrum.
• D) beta-lactamase activity is not present.

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Definitions:

Dollar Contribution Margin

The difference between total sales revenue and total variable costs, expressed in absolute currency terms.

Variable Cost

Costs that change in proportion to the level of production activity or volume, such as raw material costs and direct labor costs.

Fixed Cost

A cost that remains constant, in total, regardless of changes in the level of activity within the relevant range. If a fixed cost is expressed on a per unit basis, it varies inversely with the level of activity.

Margin of Safety Percentage

A metric that measures how much sales can drop before a business reaches its break-even point, typically expressed as a percentage.