Choose a Pair That Correctly Associates the Mechanism for Osmoregulation

question 20

Multiple Choice

Choose a pair that correctly associates the mechanism for osmoregulation or nitrogen removal with the appropriate animal.

• A) metanephridium-flatworm
• B) Malpighian tubule-frog
• C) kidney-insect
• D) flame bulb-snake
• E) direct cellular exchange-marine invertebrate

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Definitions:

Marginal Rate of Substitution

The speed at which a consumer is prepared to exchange one product for another while keeping their overall satisfaction constant.

Utility Maximizing

The process or behavior of consumers attempting to get the greatest amount of satisfaction from their consumption choices, subject to their income and the prices of goods and services.

Consumption Map

A graphical representation showing different combinations of goods or services that provide equal satisfaction or utility to a consumer.

Budget Line

The budget line represents the combinations of two goods that a consumer can purchase with a given budget, taking into account the prices of the goods.