Unverified50% confidenceFactExact time

The structure of leghemoglobin is highly similar to animal hemoglobin; it regulates the oxygen concentration inside root nodules to protect nitrogenase, giving fresh root nodules a pink color.

1

Sources

50%

Confidence

Long-term

Relevance

9/5/2026

First Seen

Sources

Rhizobium in Pea Roots: Three Irish Schoolgirls Crack the Code of Biological Nitrogen Fixation

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