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During chordate evolution, what is the sequence (from earliest to most recent) in which the following structures arose?
1) amniotic egg
2) paired fins
3) jaws
4) swim bladder
5) four-chambered heart
Coffee
A beverage made from roasted and ground beans of the coffee plant, commonly consumed for its stimulating effects.
Substitution Effect
The economic principle that as the price of a good or service rises, consumers will replace it with cheaper alternatives.
Utility
represents the total satisfaction received from consuming a good or service.
Total Utility
The overall satisfaction or fulfillment that a consumer receives from consuming a particular quantity of goods or services.
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