Word: precellular
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...processes produced life on earth, then in all likelihood they produced life on other planets. Dr. Calvin accepts the reasoning of modern astronomers that in the visible universe there are probably 100 million other planets with well-organized life on them. Such life may range all the way from "precellular" micro-organisms to sentient beings who speak a language. Since the life of man on earth occupies only the small span of 1,000,000 years out of the accepted time span of 5 billion years for the universe as a whole, it seems obvious to Dr. Calvin that...
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