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Photon help please - how does vision work?

  1. Mar 4, 2013 #1
    Photon help please -- how does vision work?

    how does a photon of activate the molecular pathways that lead to “vision”?

    Need help asap can't find anything on this.
     
  2. jcsd
  3. Mar 4, 2013 #2

    SteamKing

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    Oh no! Someone has removed all reference material about 'eyes' and 'vision' from the web!
     
  4. Mar 4, 2013 #3
    I can't find anywhere, where it talks about how a photon activates a molecular pathway.
     
  5. Mar 4, 2013 #4

    berkeman

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    Thread closed for Moderation...

    Thread re-opened after some cleanup and 2 threads merged.

    Try searching for "photon" at this wikipedia article -- it has a reasonable explanation.

    http://en.wikipedia.org/wiki/Visual_system

    .
     
    Last edited: Mar 4, 2013
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