DNA base pairs
Be the RNA polymerase, and make your own RNA strand in this interactive game.
Be the ribosome, and make part of a protein.
Animation of 2D DNA model becoming three dimensional.
DNA sequencing interactive game. Reconstruct a piece of DNA using the fragments above. We've given you the first piece. You do the rest...
Figuring out the base pairing.
1953 picture of Francis Crick (L) and James Watson (R) walking along the backs of King's College in Cambridge.
15492. Discovering the double helix structure of DNA, James Watson, video with 3D animation and narration
James Watson used cardboard cutouts representing the shapes of the DNA bases to figure out how bases pair.
James Watson talks about funding the Human Genome Project.
James Watson and Francis Crick's 1953 Nature paper.