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Alien life could feed on cosmic rays
- rewiouer 10y agoyes but those cells evolved from cells that originated in deep-sea vents (according to the most-likely metabolism-first origin of life theories). This meant their ancestors already had mechanisms for repairing DNA damage, error-correction etc
- qbrass 10y agoThat's the order it happened on Earth, but it doesn't mean it's the order it has to occur everywhere else in the universe.