Which Trait Allowed for Evolutionary Innovations in Body Form

question 45

Multiple Choice

Which trait allowed for evolutionary innovations in body form?  

• A)bilateral symmetry
• B)segmentation
• C)coelomate evolution
• D)ectoderm development
• E)gastrovascular cavities

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Definitions:

Total Revenues

The full revenue obtained from the sale of goods or services, before taking out any expenditures.

Long-Run Equilibrium

Long-run equilibrium occurs when all factors of production within a market are fully adjusted to the economic conditions, leading to a steady state where there is no tendency for change.

Consumer Surpluses

The difference between the total amount that consumers are willing to pay and the total amount that they actually pay for a good or service.

Producer Surpluses

The difference between the actual amount received by sellers and the minimum amount they would be willing to accept for their goods or services.