Each cell's DNA is about 2 meters long, so to pack it in to the nucleus, it has to be super-coiled. How the cell deals with supercoiled DNA during replication and transcription?
Channels: Scientific Animations Molecular Biology Molecular Genetics
Tags: topoisomerases DNA replication
Uploaded by: sana ( Send Message ) on 11-05-2007.
Duration: 2m 5s