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Explain why carnivores are subject to biological magnification of substances like DDT and PCBs

User Cmather
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Carnivores are indirectly effected by these things because they may eat the omnivores or herbivores that are directly consuming these substances.
User Phong
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Carnivores are subject to biological magnification of substances like DDT and PCBs because, to put it simply, they are at the top of the food chain. 
User Prprcupofcoffee
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