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Structure of a typical L-alpha-amino acid in the "neutral" form Amino acids are organic compounds that contain both amino and carboxylic acid functional groups.[1] Although over 500 amino acids exist in nature, by far the most important are the 22 α-amino acids incorporated into proteins.[2] Only these 22 appear in the genetic code of life.[3 ...
War Cross. Prince Philip, Duke of Edinburgh (born Prince Philip of Greece and Denmark, [1] later Philip Mountbatten; 10 June ,1921 [fn 1] – 9 April, 2021), was the husband of Queen Elizabeth II. As such, he was the consort of the British monarch from his wife's accession on 6 February ,1952 until his death in 2021, making him the longest ...
Polytetrafluoroethylene is a fluorocarbon solid, as it is a high- molecular-weight polymer consisting wholly of carbon and fluorine. PTFE is hydrophobic: neither water nor water-containing substances wet PTFE, as fluorocarbons exhibit only small London dispersion forces due to the low electric polarizability of fluorine.
