A) Sequence alignment tree of the 45 biochemically tested RNAs. Clustering of the RNAs by sequence alignment coincided by the RNA’s use of specific DNA cofactors as coded by different
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Astrobiology Inspires and Enables Exploration — Astrobiology.com Astrobiology.com Editor’s note: the following white paper has been circulated by leaders of the Astrobiology community in March 2025. Please read through it
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