Bioaccumulation


biological accumulation.
bioaccumulation
(bī’ō-ə-kym’yə-lā’shən)
The accumulation of a substance, such as a toxic chemical, in various tissues of a living organism. Bioaccumulation takes place within an organism when the rate of intake of a substance is greater than the rate of excretion or metabolic transformation of that substance. Compare biomagnification.

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