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Trap is a subgenre of hip hop music that originated in the Southern United States, with lyrical references to trap starting in 1991 but the modern sound of trap appearing in 1999. [1] [3] The genre gets its name from the Atlanta slang term "trap house", a house used exclusively to sell drugs. [4] Trap music uses synthesized drums and is ...
Metabolism (/ m ə ˈ t æ b ə l ɪ z ə m /, from Greek: μεταβολή metabolē, "change") is the set of life-sustaining chemical reactions in organisms.The three main functions of metabolism are: the conversion of the energy in food to energy available to run cellular processes; the conversion of food to building blocks of proteins, lipids, nucleic acids, and some carbohydrates; and the ...
A multiple-vortex tornado outside Dallas, Texas, on April 2, 1957. A multiple-vortex tornado is a tornado that contains several vortices (called subvortices or suction vortices) revolving around, inside of, and as part of the main vortex. The only times multiple vortices may be visible are when the tornado is first forming or when condensation ...
Narco-submarine. A narco-submarine (also called a drug sub or narco-sub) is a type of custom ocean-going, self-propelled, semi-submersible or fully- submersible vessel built by (or for) drug smugglers. [2] [3] [4] Newer semi-submersibles are "nearly-fully" submersible in order to reduce likelihood of detection by visual, radar, sonar, or ...
Early life. So Ji-sub was born on November 4, 1977, in Seoul, South Korea and moved to Incheon when he was in his third year of elementary school. [1] Self-described as introverted and insecure in his childhood and teenage years, So trained to become a professional swimmer [4] for 11 years and bagged the bronze medal at the Korean National ...
Submarine tender. USS Frank Cable (back of picture), one of two submarine tenders maintained by the United States Navy. The attack submarine USS Salt Lake City (SSN-716) is in the foreground. A submarine tender, in British English a submarine depot ship, is a type of depot ship that supplies and supports submarines .
Open science is the movement to make scientific research (including publications, data, physical samples, and software) and its dissemination accessible to all levels of society, amateur or professional. [2] [3] Open science is transparent and accessible knowledge that is shared and developed through collaborative networks. [4]
Subadditivity. In mathematics, subadditivity is a property of a function that states, roughly, that evaluating the function for the sum of two elements of the domain always returns something less than or equal to the sum of the function's values at each element. There are numerous examples of subadditive functions in various areas of ...