Examlex
Introns have no detectable functions.
Extraction Costs
The expenses associated with the removal of natural resources from the earth, such as mining for minerals or drilling for oil.
Nonrenewable Resource
A natural resource that cannot be replaced once it has been used or is not replenished in a short period of time, such as fossil fuels and minerals.
Removal
The process of moving or eliminating something from a certain place or context.
User Cost
The cost of using a good or service, considering both the expense of use and the opportunity cost of not using an alternative.
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