Replication fork

About this app

Close-up of a replication fork in 3D: both polymerases work only 5′→3′, so the leading strand grows in one piece and the lagging strand in Okazaki fragments. The trombone model in motion, with primer replacement, a ligase switch and a bacterium/eukaryote comparison.

Subject: Biology (Gymnasium)

More from Biology (Gymnasium)

• Antigen & antibody
• Speciation through isolation
• Biological membranes
• Blood circulation and the cardiac cycle
• Genetic code wheel
• The cell (3D)
• DNA double helix (3D)
• DNA replication

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