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Bioconcentration. In aquatic toxicology, bioconcentration is the accumulation of a water-borne chemical substance in an organism exposed to the water. [1][2] There are several ways in which to measure and assess bioaccumulation and bioconcentration. These include: octanol-water partition coefficients (K OW), bioconcentration factors (BCF ...
half-life. 10 −24 seconds. hydrogen-5. 86 (6) lithium-4. 91 (9) hydrogen-4. 139 (10) nitrogen-10.
Boyce–Codd normal form. Not to be confused with Backus–Naur form. Boyce–Codd normal form (BCNF or 3.5NF) is a normal form used in database normalization. It is a slightly stricter version of the third normal form (3NF). By using BCNF, a database will remove all redundancies based on functional dependencies.
Snow crabs, a cold-water Arctic species, thrive overwhelmingly in areas where water temperatures are below 2 degrees Celsius, though they can physically function in waters up to 12 degrees Celsius.
September 10, 2024 at 9:56 AM 11 of the World’s Most Beautiful Vineyards Vostok - Getty Images "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links."
The Variant Call Format or VCF is a standard text file format used in bioinformatics for storing gene sequence variations. The format was developed in 2010 for the 1000 Genomes Project and has since been used by other large-scale genotyping and DNA sequencing projects. [1][2] VCF is a common output format for variant calling programs due to its ...
FILE - Walt Ehmer, president and CEO of Waffle House, speaks on the phone after landing at the Wilmington airport with an emergency response team in Wilmington, N.C., Sept. 17, 2018.
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