The United States Department of Agriculture (USDA) defines agricultural biotechnology as "a range of tools, including traditional breeding techniques, that alter living organisms, or parts of organisms, to make or modify products; improve plants or animals; or develop microorganisms for specific agricultural uses. Modern biotechnology today includes the tools of genetic engineering." The breath and variety of the plants, animals and other products currently available on the market that fit this definition is truly impressive, especially considering the relatively short time since biotech products were introduced, and their relatively high cost of development.
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