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Q&A How similar should we expect alien molecular biology to be to that on Earth?

I am working out a future scenario in which humans begin to discover alien life; I want their discoveries to be plausible. For example, I've frequently heard that alien life will most likely be ca...

4 answers  ·  posted 7y ago by Kronimiciad‭  ·  last activity 6y ago by Kronimiciad‭

Question biology reality-check aliens xenobiology