Polyadenylation is the addition of a poly(A) tail to a primary transcript RNA. The poly(A) tail consists of multiple adenosine monophosphates; in other words, it is a stretch of RNA that has only adenine bases. In eukaryotes, polyadenylation is part of the process that produces mature messenger RNA (mRNA) for translation. It, therefore, forms part...
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http://en.wikipedia.org/wiki/Polyadenylation
1. The process of formation of poly(adenylic acid). ... 2. The covalent modification of a macromolecule (e.g., mRNA) by the formation of a polyadenylyl moiety covalent linked to the macromolecule. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973
Type: Term Pronunciation: pol′ē-ad′ĕ-nil-ā′shŭn Definitions: 1. The process of formation of poly(adenylic acid). 2. The covalent modification of a macromolecule (mRNA) by the formation of a polyadenylyl moiety covalently linked to the macromolecule.
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http://www.medilexicon.com/medicaldictionary.php?t=70793
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