First there were bows, then there were pearls – and now, the next big (and nostalgia-driven) beauty trend is the humble hairpin. Whether discreetly tucking away loose hairs or sitting front and centre ...
Bacteria independently evolved similar RNA hairpin structures to fix a wasteful flaw in different CRISPR immune systems, revealing convergent evolution at work. (Nanowerk News) The CRISPR-Cas ...
The evolution of cells and organisms is thought to have been preceded by a phase in which informational molecules like DNA could be replicated selectively. New work shows that hairpin structures make ...