The "life arose twice" makes for a sensational headline. Free-living cells arose twice would be more accurate. I heard a good way to describe LUCA is "half-alive", with about 40% of its metabolic reactions driven by the…
The "life arose twice" makes for a sensational headline. Free-living cells arose twice would be more accurate. I heard a good way to describe LUCA is "half-alive", with about 40% of its metabolic reactions driven by the…