Re: OT: Carbon Dioxide races -> known vs unknown -> terraforming mars -> is or is not
Quote:
Originally posted by Imperator Fyron:
Complex alien organisms that do not rely on oxygen could not rely on a single gas; they would have to use several things to fulfill all of the roles of oxygen.
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And the problem with relying on multiple things is what, exactly?
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Of course, by the time I finish this post, it will already be obsolete. C'est la vie.
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