'New life form' answers question about evolution of cells

Bacteria and Archaea must have evolved from the putative Last Universal Common Ancestor (LUCA). One hypothesis is that this happened because the cell membrane in LUCA was an unstable mixture of lipids. Now, scientists have created such a life form with a mixed membrane and discovered it is in fact stable, refuting this hypothesis.
Source: FS – All – Science – News 2
'New life form' answers question about evolution of cells