Brain-Heart Infusion, Trypticase Soy Agar (TSA), and Nutrient Agar Are

question 34

Multiple Choice

Brain-heart infusion, trypticase soy agar (TSA) , and nutrient agar are all examples of which type of media?

• A)synthetic
• B)reducing
• C)enriched
• D)complex
• E)selective

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Definitions:

Variable Costs

Costs that change in proportion to the level of goods or services produced.

Contribution Margin Ratio

The percentage of each sales dollar that contributes to covering fixed costs and generating profit.

Pre-tax Income

The total earnings of a company before any taxes have been deducted, often considered when assessing the profitability of a company.

Contribution Margin

The contribution margin is the revenue from a product or service minus the variable cost, indicating how much contributes to covering fixed costs and generating profit.