Examlex
Both B and T cells are originally derived from cells of the:
Food Supply
The total amount of food available for consumption by a population, affecting nutritional status and food security.
Thomas Malthus
An English scholar known for his theories on population growth and its impacts on resources.
Per Capita GDP
A measure of the average economic output per person in a country, calculated by dividing the country's gross domestic product by its total population.
American Healthcare System
The composite of public and private institutions, insurance mechanisms, and delivery systems that provide healthcare services to the U.S. population.
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