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Endotoxins appear important in the development of a healthy immune system.
Total Revenue
The total amount of money a firm receives by selling goods or services.
Substitutes
Goods or services that can be used in place of each other, offering similar benefits to consumers.
Elastic Demand
A situation where the demand for a product significantly changes in response to changes in its price.
Total Output
The total quantity of goods and services produced within an economy over a specific period of time.
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Q48: Based on the fossil record,scientists agree that