small nuclear rna 中文意思是什麼

small nuclear rna 解釋
核內小rna,核小rna
  • small : adj 1 小 (opp large) 少 (opp large numerous) 細小的;窄小的;瑣細的;些微的;少額的(收入等)...
  • nuclear : adj 1 核的,成核的;有核的。2 【物理學】原子核的;原子能的;原子彈的;核動力的。3 〈比喻〉核心的...
  • rna : RNA =ribonucleic acid 【生物化學】核糖核酸。
  1. Rna polymerase i synthesizes the three largest rrnas. rna polymerase ii mainly produces mrna encoding proteins and most of sn rnas, and rna polymerase iii makes 5s rrna and trna, as well as a few small nuclear rnas. the transcription sites of the polymerases have been studied since early 1980s

    真核生物細胞核中有三種rna聚合酶,即rna聚合酶、和,它們分別轉錄產生不同的rna ,其中rna聚合酶( pol )轉錄合成45srrna前體;聚合酶( pol )轉錄合成mrna前體及大多數snrna ;聚合酶( pol )轉錄合成5srrna 、 trna和一些小分子rna 。
  2. Rna polymerase synthesizes the three largest rrnas, 5. 8s, 18s and 28s rrna. rna polymerase mainly produces mrna encoding proteins, and rna polymerase makes 5s rrna and trnas, as well as a few small nuclear rnas. the transcription sites of the polymerases have been studied since early 1980s

    在細胞中它們的功能各不相同: rna聚合酶負責催化合成5 . 8s 、 18s和28srrna , rna聚合酶主要負責mrna的轉錄合成,而rna聚合酶則負責催化5srrna 、 trna 、多數的snrna以及某些病毒基因(如va基因)等的轉錄。
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