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A theorem of Ravindra Bapat, generalizing Sperner's lemma, [5]: chapter 16, pp. 257–261 implies the KKM lemma extends to connector-free coverings (he proved his theorem for =). The connector-free variant also has a permutation variant, so that both these generalizations can be used simultaneously.
CpG is shorthand for 5'—C—phosphate—G—3' , that is, cytosine and guanine separated by only one phosphate group; phosphate links any two nucleosides together in DNA. . The CpG notation is used to distinguish this single-stranded linear sequence from the CG base-pairing of cytosine and guanine for double-stranded sequenc
CGP Grey is an American educational YouTuber, podcaster, and live streamer based in the United Kingdom who creates explanatory videos on subjects including politics, geography, economics, sociology, history, philosophy, and culture.
CpG island hypermethylation is a phenomenon that is important for the regulation of gene expression in cancer cells, as an epigenetic control aberration responsible for gene inactivation. Hypermethylation of CpG islands has been described in almost every type of tumor .
Luis (left) and his son Walter Alvarez (right) at the K-Pg Boundary in Gubbio, Italy, 1981. In 1980, a team of researchers led by Nobel prize-winning physicist Luis Alvarez, his son, geologist Walter Alvarez, and chemists Frank Asaro and Helen Vaughn Michel discovered that sedimentary layers found all over the world at the Cretaceous–Paleogene boundary contain a concentration of iridium ...
cpgs.info Scouting portal The Council of Protestants in Guiding and Scouting ( CPGS ) is an autonomous, international body committed to promoting and supporting Protestant Scout and Guide associations and to be a link between the Scout movement and Protestant churches based on the definition of the World Council of Churches (WCC).
A Certification Practice Statement (CPS) is a document from a certificate authority or a member of a web of trust which describes their practice for issuing and managing public key certificates.
[10] The organization is a founding member of the International Freedom of Expression Exchange (IFEX), a global network of more than seventy non-governmental organizations that monitors free-expression violations around the world and defends journalists, writers, and others persecuted for exercising their freedom of expression .