2.6+Structure+of+DNA+and+RNA

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Simply stated provides a short animation on DNA... media type="youtube" key="zwibgNGe4aY" width="560" height="315"

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A good video on DNA´s role in heredity is below: media type="youtube" key="CBezq1fFUEA" width="560" height="315"

If you want to try putting together a virtual DNA strand, follow the link below... [|Building DNA]