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Understanding Cancer Series

  • Posted: 01/28/2005
  • Reviewed: 09/01/2006

Slide 7

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RNA Processing Before Translation

Before mRNA leaves the nucleus, it undergoes further processing. The regions not involved in building proteins, called introns, are cut out of the message. The mature RNA that arrives at a ribosome contains only exons that will be used to build a protein in a process called translation.

RNA Processing Before Translation