Supercoiled DNA: topoisomerase

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?

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Channels: Scientific Animations Molecular Biology Molecular Genetics

Tags: topoisomerases DNA replication

Uploaded by: ( Send Message ) on 11-05-2007. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 2m 5s

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