RNA-only repair enzyme reveals how primordial life could have protected genomes

Researchers have engineered an RNA-based enzyme capable of repairing broken RNA strands without the need for proteins. This discovery provides insight into how early life forms may have protected their genetic information before the evolution of complex protein-based systems.
Why it matters
It offers a significant breakthrough in understanding the origins of life and the 'RNA world' hypothesis.
edited by Gaby Clark , reviewed by Andrew Zinin
The article is a straightforward report on scientific research published in a peer-reviewed journal.
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