Scientists have long believed that a universal genetic code serves as a blueprint for all life on Earth, dictating the structure and function of organisms from the simplest bacteria to complex humans.

Living organisms share an ancestor called the last universal common ancestor, or LUCA. LUCA is estimated to have lived ...

Despite awe-inspiring diversity, nearly every lifeform – from bacteria to blue whales – shares the same genetic code. How and when this code came about has been the subject of much scientific ...

Scientists call this speck LUCA — the Last Universal Common Ancestor. Since the concept of LUCA first emerged, it has ...

We preselected all newsletters you had before unsubscribing.

61 codons specify one of the 20 amino acids that make up proteins 3 codons are stop codons, which signal the termination of protein synthesis Importantly, the genetic code is nearly universal, shared ...