According to the Concept of Punctuated Equilibrium, the "Sudden" Appearance

question 57

Multiple Choice

According to the concept of punctuated equilibrium, the "sudden" appearance of a new species in the fossil record means that

• A) the species is now extinct.
• B) speciation occurred instantaneously.
• C) speciation occurred in one generation.
• D) speciation occurred rapidly in geologic time.
• E) the species will consequently have a relatively short existence, compared with other species.

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Definitions:

Total Cost

Total Cost is the complete cost of production, including both fixed and variable costs.

Average Fixed Cost

The total fixed costs of production divided by the quantity of output produced, showing how fixed costs per unit change with output levels.

Marginal Cost

The cost of producing one additional unit of a good or service, considering the variable costs involved.

Total Cost

The sum of all the expenses incurred in producing a good or service, including both fixed and variable costs.