Examlex
A person with only one allele for a recessive condition who does not have the condition is called a ________.
Double Coincidence
A situation in a barter system where two parties each hold an item the other wants, necessitating an exact match to complete an exchange.
Trade
The exchange of goods, services, or both between countries or individuals, allowing for the specialization and efficiency benefits.
Relative Values
A measure of the worth or importance of one thing in comparison to another, often used in economics to compare the value of different commodities or services.
Barter System
The barter system is a method of exchange where goods or services are traded directly for other goods or services without the use of currency.
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