Nitrogen-Fixing Nodules on Pea Roots

Nitrogen-fixing nodules on the roots of a pea plant (Pisum sativum) allow the plant to utilize free nitrogen in the atmosphere and soil. Symbiotic bacteria in the nodules fix the nitogen, transforming it into a form useable to the plant

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Bacteria Fixation Fixing Gardening Legume Legumes Leguminosae Mutualism Mutualistic Nitrogen Nodule Nodules Peas Pisum Rhizobium Root Roots Sativum Snap Sugar Symbiosis Symbiotic

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