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The Artful Amoeba

Roots Down, Shoots Up. But How Does a Plant Know Which is Which?


When an avalanche tears down a mountain, a revealing, if inadvertant, botanical experiment is sometimes begun. Though trees in the path of the angry snow are often ripped from their roots and deposited unceremoniously downhill, occasionally, overturned trees hold fast. Some roots of these partially upturned trees break and die of exposure. But some remain [...]

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