DNA: The Double Helix

Use the controls to explore this fragment of a much longer DNA strand. Can you find the four different base pairs that DNA is constructed from?

Topics

  • DNA structure
  • double helix
  • spacefill
  • sticks
  • ball and stick
  • ladder
  • hydrogen bonds
  • H-bonds
  • atoms
  • elements
  • chains
  • nucleotides