Life’s First Peptides May Have Grown on RNA Strands
RNA and peptides coevolving in the primordial world might have jointly served as a precursor to the modern ribosome. The post Life’s First Peptides May Have Grown on RNA Strands first appeared on Quanta Magazine
The idea that life’s deepest, oldest roots were laid down by RNA molecules that evolved ever more complexity has dominated the origins-of-life field for the past few decades, reigning over competing theories that started instead with peptides or DNA. But recently, the field has shifted toward theories that include more than one protagonist. One that’s gained particular momentum is the idea that...
Originally published in Quanta Abstractions.
