The use of DDT as an insecticide in the United States has been outlawed since 1971,yet it is still a problem for certain top-level carnivores in the United States.Which of the following terms best explains this apparent incongruity?

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Biological magnification, also known as biomagnification, is the process by which toxins become more concentrated as they move up the food chain. DDT, being a persistent pesticide, has the ability to accumulate in the bodies of organisms at higher trophic levels. Therefore, top-level carnivores such as eagles and pumas may be exposed to high levels of DDT despite its ban several decades ago.

The Use of DDT as an Insecticide in the United