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How does the circulatory system of an annelid differ from the circulatory system of a gastropod?
Fixed Cost
Expenses that do not change with the level of output produced, such as rent, salaries, and insurance premiums.
Patent
A legal grant by a government to an inventor, giving the right to exclude others from making, using, or selling an invention for a certain number of years.
Fixed Cost
Expenses that do not change with the level of production or sales, such as rent, salaries, and insurance, remaining constant regardless of business activity volume.
Patent
A legal document granting an inventor exclusive rights to manufacture, use, or sell an invention for a certain number of years.
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