sulfur definition biology

It is easily absorbed through skin and by inhalation. S. L. Walker. Elemental sulfur is one of the oldest fungicides and pesticides. Sulfur definition is - a nonmetallic chemical element that is an essential element for all life, resembles oxygen in chemical properties, and is used especially in the … It is a minor constituent of fats, body fluids, and skeletal minerals. Human abundance by weight: 2000000 ppb by weight 2. Sigel, Astrid; Freisinger, Eva; Sigel, Roland K.O., eds. [69][70] It has similar applications and is used as a fungicide against mildew and other mold-related problems with plants and soil. 2H2O) is mined on the scale of 100 million tonnes each year for use in Portland cement and fertilizers. The content on this website is for information only. [78], Metalloproteins in which the active site is a transition metal complex bound to sulfur atoms are essential components of enzymes involved in electron transfer processes. The thioredoxins, a class of small proteins essential to all known life, use neighboring pairs of reduced cysteines to work as general protein reducing agents, with similar effect. Sulfur is a part of many bacterial defense molecules. V. L. Ferrini, and S. M. Merle (2015): "Molten Sulfur Lakes of Intraoceanic Arc Volcanoes". ISBN 978-3-11-058889-7. The practice has declined since reports of an allergy-like reaction of some persons to sulfites in foods. Vaughan, D. J.; Craig, J. R. "Mineral Chemistry of Metal Sulfides" Cambridge University Press, Cambridge (1978), Learn how and when to remove this template message, "Refinement of the structure of orthorhombic sulfur, α-S8", "The synthesis of iridium disulfide and nickel diarsenide having the pyrite structure", Commission on Isotopic Abundances and Atomic Weights, "Stellar Evolution, Nuclear Astrophysics, and Nucleogenesis", "Sulphur: Mineral information, data and localities", "Conducting linear chains of sulphur inside carbon nanotubes", 10.1002/1521-3781(200110)35:5<324::AID-CIUZ324>3.0.CO;2-9, "sulphur – definition of sulphur in English", "Method for Preparation of Wettable Sulfur", "Biochemistry of methanogenesis: a tribute to Marjory Stephenson:1998 Marjory Stephenson Prize Lecture", "Oxidation of reduced inorganic sulphur compounds by acidophilic thiobacilli", "Hydrogen Sulfide Toxicity: Practice Essentials, Pathophysiology, Etiology", Crystalline, liquid and polymerization of sulfur on Vulcano Island, Italy, Nutrient Stewardship and The Sulphur Institute,, Biology and pharmacology of chemical elements, Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Short description is different from Wikidata, Wikipedia indefinitely move-protected pages, Wikipedia pending changes protected pages, All Wikipedia articles written in American English, Articles with unsourced statements from March 2016, Articles with unsourced statements from November 2016, Pages using multiple image with auto scaled images, Articles containing Ancient Greek (to 1453)-language text, Articles containing Anglo-Norman-language text, Articles containing Middle English (1100-1500)-language text, Articles needing additional references from May 2012, All articles needing additional references, Wikipedia articles needing clarification from May 2019, Creative Commons Attribution-ShareAlike License, This page was last edited on 12 November 2020, at 14:02.

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