Rank the Following Methods of Acquiring Oxygen from Most to Least

question 9

Multiple Choice

Rank the following methods of acquiring oxygen from most to least efficient.

• A) mammalian lungs → fish gills → avian lungs
• B) avian lungs → fish gills → mammalian lungs
• C) fish gills → mammalian lungs → avian lungs
• D) fish gills → avian lungs → mammalian lungs
• E) avian lungs → mammalian lungs → fish gills

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Definitions:

Total Costs

The sum of all costs incurred by a business in producing a certain amount of goods or services.

Variable Costs

Costs that change in proportion to the level of goods or services a business produces.

Fixed Costs

Costs that do not change with the level of production or sales, such as rent, salaries, or insurance premiums, providing stability in budget planning.

Total Costs

The sum of all expenses incurred in the production of goods or services, including both fixed and variable costs.