Examlex
Choose a pair that correctly associates the mechanism for osmoregulation or nitrogen removal with the appropriate animal.
Short Run
A period in economics during which at least one factor of production is fixed in quantity; the opposite of the long run, where all factors of production are variable.
Long Run
A period of time in economics during which all factors of production and costs are variable, allowing firms to adjust all inputs.
Product Differentiation
The strategy of distinguishing a product or service from others in the market to make it more attractive to a specific target market.
Monopolistic Competition
A market structure characterized by many firms selling products that are similar but not identical, allowing for some degree of market power.
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