Process of Transcription in Eukaryotes

• Modifications

  • Heterogeneous RNA (hnRNA)
    • longer than mRNA
    • found only in nucleus
    • Addition of a 5’ Cap
    • Addition of a 3’ Poly-A Tail
    • Removal of Introns and Linking of Exons
      • Introns: interruptions or intervening sequences
      • Exons: expressed or coding sequences

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