Examlex
In a marine ecosystem with an inverted biomass pyramid,which trophic level should have the smallest number of organisms?
Economic Factors
Elements that influence the behavior of an economy, including inflation, employment rates, and growth rate.
Life Expectancy
The average period that an individual is expected to live based on demographic factors.
Health Expectancy
An estimate of how many years an individual can expect to live in a state of good health, taking into account current rates of morbidity and mortality.
African Americans
An ethnic or racial group in the U.S. that can trace its heritage to any of Africa's black racial groups.
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