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Originally Posted by A.DIM
But do you consider the earth's biosphere to be a closed system?
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Never said it was or wasn't. I said life incorporates common materials. That doesn't mean common materials equal life.
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Is handedness in life on earth a result or a cause?
I don't know, but given it seems to define life as we know it I still find it curious "there's nothing to suggest."
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Er, no, it doesn't. It defines common organic molecules, some of which are used in living organisms. And many of which are not.
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"If this were play'd upon a stage now, I could condemn it as an improbable fiction."
Shakespeare, Twelfth Night
"The Mayan symbol for "book" looks a lot like a triple hamburger, but I've never seen them claiming it as proof the Mayans had Big Macs." - KaiYeves
"Distance doesn’t matter much in space, where if you just start a thing off with the right kind of shove, sooner or later it will get where you want it to go." -Frederik Pohl, Mining the Oort
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