Their discovery showed that even tucked away in our innards – in the walls of our stomachs, subjected to vinegar-like pH ...

Luca didn’t look anything like us – it was ... that viruses – parasites that hijack the machinery of their host cells to replicate themselves – are an inevitable outcome of how life ...

whereas the oblong red shape denotes a typical archaeon with a cell wall. A: archaea; B: bacteria; E: eukaryote; LUCA: last universal common ancestor of cellular life-forms; LECA: last eukaryotic ...

However, until scientists determined the position of the LUCA (what evolutionary biologists ... are indeed fundamentally different at several cell biological levels, and not just in universal ...