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Vor 5 Tagen · The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals. It consists of nervous tissue and is typically located in the head ( cephalization ), usually near organs for special senses such as vision, hearing and olfaction. Being the most specialized organ, it is responsible for ...
Vor einem Tag · News is information about current events. This may be provided through many different media: word of mouth, printing, postal systems, broadcasting, electronic communication, or through the testimony of observers and witnesses to events. News is sometimes called " hard news " to differentiate it from soft media .
Vor 2 Tagen · Schweden grenzt an die Staaten Norwegen und Finnland sowie die Ostsee, das Kattegat und das Skagerrak (östlichster Teil der Nordsee ), seit der Inbetriebnahme der Öresundbrücke im Jahr 2000 besteht zudem eine direkte Landverbindung zu Dänemark. Zu Schweden gehören etwa 221.800 Inseln, Gotland (2994 km²) und Öland (1347 km², beide in der ...
Vor einem Tag · Renewable energy (or green energy) is energy from renewable natural resources that are replenished on a human timescale. The most widely used renewable energy types are solar energy, wind power and hydropower. Bioenergy and geothermal power are also significant in some countries. Some also consider nuclear power a renewable power source ...
Vor einem Tag · Insurance is a means of protection from financial loss in which, in exchange for a fee, a party agrees to compensate another party in the event of a certain loss, damage, or injury. It is a form of risk management, primarily used to protect against the risk of a contingent or uncertain loss. An entity which provides insurance is known as an ...
Vor 3 Tagen · Biochemistry. Enzymes ( / ˈɛnzaɪmz /) are proteins that act as biological catalysts by accelerating chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known as products.
Vor einem Tag · Aromantic flag. The aromantic pride flag consists of five horizontal stripes, which are (from top to bottom) green, light green, white, gray, and black. The flag was created by Cameron Whimsy [7] in 2014. [8] The green and light green stripes represent aromanticism and the aro-spectrum. The white stripe represents the importance and validity of ...
