DNA - The Double Helix - About - 0 views
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Rita Hennessey on 28 Apr 10"DNA - The Double Helix Game - How is a DNA molecule built up? - How are copies of a DNA molecule made? - What does "base-pairing" mean? - How does the genetic material in thale cress (a plant), house mice, human beings, Escherichia coli bacteria, tuberculosis bacteria, bakers' yeast, malaria mosquitos and malaria parasites differ?"