Examlex
Which class is made up of members commonly called chitons?
Planned Economies
Economic systems where decisions regarding production, investment, and distribution are based on a comprehensive plan of action by a central authority.
Central Authority
A governing body or organization that holds the primary power and control over a specified collective or region, often tasked with decision-making and regulation duties.
Production Frontier
Also known as the production possibility frontier, it illustrates the maximum possible output combinations of two goods or services a business can achieve with its current resources and technology.
Market System
A system where economic decisions and the pricing of goods and services are guided purely by the interactions of a country's individual citizens and businesses.
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Q57: vesicle
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Q153: composed of the hollow cylinders of tubulin