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Common-ancestor Quotes

If a single cell, under appropriate conditions, becomes a man in the space of a few years, there can...

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The uniformity of the earth's life, more astonishing than its diversity, is accountable by the high ...

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Lewis ThomasThe Lives of a Cell: Notes of a Biology Watcher

All of today's DNA, strung through all the cells of the earth, is simply an extension and elaboratio...

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Lewis ThomasThe Medusa and the Snail: More Notes of a Biology Watcher