Clams Convert Air Into Food

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Bacteria in a shipworm allow it to manufacture food from the nitrogen content in air. Credit: Ruth Turner Harvard Museum of Comparative Zoology
Bacteria in a shipworm allow it to manufacture food from the nitrogen content in air. Credit: Ruth Turner, Harvard Museum of Comparative Zoology

Only plants can take nitrogen gas from the air and use it to make the protein they need to grow. Or so biologists thought.


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