Tagged: genetic

The RNA world hypothesis

All living creatures today reproduce and evolve using a complex gene-enzyme cycle. If we look at a cell, for example, information encoded in its genes is used to produce functional proteins called enzymes. Some...

Found: A new form of DNA in our cells

In a world first, Australian researchers have identified a new DNA structure – called the i-motif – inside cells. A twisted ‘knot’ of DNA, the i-motif has never before been directly seen inside living cells....