Define the term bioaccumulation
WebThe term bioaccumulation is defined as uptake, storage, and accumulation of organic and inorganic contaminants by organisms from their environment. Bioaccumulation therefore results from complex interactions between various routes of uptake, excretion, passive release, and metabolization. Web"(b) Definition of Sport Fishing Equipment.—In this section, the term 'sport fishing equipment' means any sport fishing equipment (as such term is defined in section 4162(a) of the Internal Revenue Code of 1986 [26 U.S.C. 4162(a)]) the sale of which is subject to the tax imposed by section 4161(a) of such Code [26 U.S.C. 4161(a)] (determined ...
Define the term bioaccumulation
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WebLevel of concentration of pollutant. An increase in the concentration of pollutants as they move ... WebDEFINITION D’UN RESIDU DE PESTICIDE. ... dans les organismes humains sont bien sûr ceux qui sont plus persistants et qui possèdent des propriétés de bioaccumulation. Ces pesticides se concentrent dans les graisses à des teneurs de plus en plus importantes au fur et à mesures qu’ils remontent la chaîne alimentaire.
WebPersistent, bioaccumulative and toxic substances ( PBTs) are a class of compounds that have high resistance to degradation from abiotic and biotic factors, high mobility in the environment and high toxicity. Because of these factors PBTs have been observed to have a high order of bioaccumulation and biomagnification, very long retention times ... WebBioconcentration is the intake and retention of a substance in an organism entirely by respiration from water in aquatic ecosystems or from air in terrestrial …
WebBioaccumulation is the gradual accumulation of substances, such as pesticides or other chemicals, in an organism. It occurs when an organism absorbs a substance at a rate faster than that at which the substance is lost or eliminated by catabolism and excretion. Thus, the longer the biological half-life of a toxic substance, the greater the risk ... WebThe accumulation of a substance, such as a toxic chemical, in various tissues of a living organism: the bioaccumulation of mercury in fish.... Bioaccumulation - definition of …
WebBiosorption can be defined as the ability of biological materials to accumulate heavy metals from wastewater through metabolically mediated or physico-chemical pathways of uptake. [2]
Webbioaccumulation factor The ratio of the contaminant in an organism to the concentration in the ambient environment at a steady state, where the organism can take in the contaminant through ingestion with its food as well as through direct content. Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved. bioaccumulation factor td jakes videos 2023WebFeb 18, 2024 · Bioaccumulation Definition. If you have been studying biology for a little while now, then you've learned that you can break down many terms in biology and get … eduroam ujaWebAbstract. Biomagnification refers to the condition where the chemical concentration in an organism exceeds the concentration of its food when the major exposure route occurs from the organism’s diet. The term food web biomagnification is used to describe trophic enrichment of contaminants within food webs and refers to the progressive ... td jakes wait on itWebThe meaning of BIOACCUMULATION is the accumulation over time of a substance and especially a contaminant (such as a pesticide or heavy metal) in a living organism. How to use bioaccumulation in a sentence. eduroam uga grenobleWebNov 9, 2024 · This phenomenon is called biomagnification. It is the increase in contaminated substances or toxic chemicals taking place in food chains. These substances often arise from intoxicated or polluted... td jakes weight loss surgeryWebBioaccumulate definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now! eduroam ukdWebBioaccumulation is the gradual accumulation of substances, such as pesticides or other chemicals, in an organism. Bioaccumulation occurs when an organism absorbs a substance at a rate faster than that at which the substance is lost or eliminated by catabolism and excretion.Thus, the longer the biological half-life of a toxic substance, the … td jakes weight loss 2021