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Transcription and Translation. Transcription The process by which chemical information encoded in DNA is copied into mRNA Transcription is classically described in three distinct steps: initiation, elongation and termination. Initiation. Elongation. OH. OH. OH. Translation.

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Presentation Transcript
slide2
Transcription
  • The process by which chemical information encoded in DNA is copied into mRNA
  • Transcription is classically described in three distinct steps: initiation, elongation and termination.
translation
Translation
  • The process of converting the information in mRNA into a protein.
  • 3 main parts- Initiation, Elongation, Termination

University of Colorado Translation Movie

3 termination
3. Termination

McGraw Hill Movies.

slide15
Polysomes (Polyribosomes)
  • A single mRNA molecule usually has many ribosomes traveling along it in various stages of synthesizing the polypeptide. This complex is called a polysome

Polyribosome Movie

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