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The Physics of Life

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Flocking birds

Flocking birds can synchronize to make patterns.

Credit: Hans Overduin/NIS/Minden/Getty

First, Zvonimir Dogic and his students took microtubules—threadlike proteins that make up part of the cell's internal 'cytoskeleton'—and mixed them with kinesins, motor proteins that travel along these threads like trains on a track.

From Nature
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