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单词 RNA polymerase I
释义

RNA polymerase I

英语百科

RNA polymerase I

RNA polymerase 7 (also known as Pol I) is, in higher eukaryotes, the polymerase that only transcribes ribosomal RNA (but not 5S rRNA, which is synthesized by RNA polymerase III), a type of RNA that accounts for over 50% of the total RNA synthesized in a cell.

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