MeselsonStahl Experiment

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=JcUQ_TZCG0w

Paul Andersen explains how the Meselson-Stahl experiment was used to prove that DNA copied itself through a semi-conservative process. They grew E. coli in a medium containing heavy nitrogen (N-15). They then added the E. coli to a medium containing regular nitrogen (N-14) and observed it over several generation. • Intro Music Atribution • Title: I4dsong_loop_main.wav • Artist: CosmicD • Link to sound: http://www.freesound.org/people/Cosmi... • Creative Commons Atribution License

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