Dossier
DNA replication
Coverage of DNA replication in the Nexus archive.
- For the First Time, a Cell Built From Scratch Grows and Divides
Biologists created a synthetic cell from nonliving components that grew, replicated its DNA, and divided, mimicking key life functions. The achievement was described as 'an impressive step' by Jack Szostak, a researcher at the University of Chicago.
- DNA had one rule. Bacteria didn’t get the memo
A bacterial protein has been found to copy DNA in a way that differs from the universal method used by all other cells. Scientists observed this unique process, which challenges existing understanding of DNA replication.