Examlex
Cnidarians have special stinging cells called ____________ that contain small but powerful harpoons called ____________.
Purchasing Power
The ability of an individual or group to buy goods or services, often considered in relation to the amount of goods or services that one's money can buy.
Urban Population
The segment of a country's population that resides within towns and cities as defined by governmental standards.
Population Growth
An increase in the number of people that reside in a country or region over a specific period of time.
Infrastructure
The fundamental facilities and systems serving a country, city, or area, including transportation and communication systems, water and power lines, and public institutions like schools and hospitals.
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