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root nodule

   Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson 0.02 sec.
root nodule [′rüt ′näj‚ül]
(plant pathology)
An abnormal nodular growth on a plant root system caused by the establishment of symbiotic nitrogen-fixing bacteria in the host tissue.


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These genes direct formation of root nodules, where S.
Forage findings: expanding the definition of EDCs by Barrett, Julia R. / Environmental Health Perspectives
An example of these signals passes between alfalfa plants and the bacteria living in specialized root nodules that draw nitrogen from the soil for the plant and nourish the bacteria.
Ancient Estrogen Finding the mother of all hormones by NETTING, JESSA / Science News
1998, Regulation of symbiotic root nodule development.
Phytoestrogen signaling and symbiotic gene activation are disrupted ... by McLachlan, John A. / Environmental Health Perspectives
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