Replication of DNA

The duplication or replication of DNA is the process by which it is synthesized from one molecule of DNA, two new DNA molecules daughters with the same sequence of nucleotides that of the original DNA.

Replication takes place in the S phase of the cell cycle interface.

I, Madprime [CC0, GFDL, CC-BY-SA-3.0 or CC BY-SA 2.5-2.0-1.0], via Wikimedia Commons

Interactive activity: Build a DNA molecule.

Video: DNA Replication (Amoeba Sisters)