Four of the Following Have Radial Cleavage Patterns

question 50

Multiple Choice

Four of the following have radial cleavage patterns. Which one is the exception?

• A) ​snails
• B) ​salamanders
• C) ​earthworms
• D) ​sea stars
• E) ​mammals

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Definitions:

Cournot Duopolists

Refers to a market structure where two firms compete with each other by independently choosing production levels to maximize profit, assuming the other's output level as given.

Imports

Products or services imported from foreign countries for the purpose of sale.

Reaction Function

A formula or strategy that describes how one player in a game reacts to the actions of another player, often used in the context of economic models of competition.

Demand Function

A mathematical representation showing the relationship between the quantity demanded of a good and its price.