Sponges Are Considered the Most Ancient of Animals; Although Multicellular,sponges

question 60

Short Answer

Sponges are considered the most ancient of animals; although multicellular,sponges have not developed the ________ present in all other animals.

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Definitions:

Economic Profit

The difference between total revenue and total costs, including both explicit and implicit costs, representing the financial gain exceeding the opportunity costs of resources.

MR = MC

An economic principle stating that the maximum profit occurs where marginal revenue equals marginal cost, guiding firms on the optimal level of output.

Output

The total amount of goods or services produced by a firm, industry, or economy within a given period.

Short-Run Supply

The supply of goods that varies with changes in price in the short term, where at least one factor of production is fixed.