Other Than Rhizobia in Root Nodules, What Kind of Bacteria

question 100

Multiple Choice

Other than rhizobia in root nodules, what kind of bacteria makes symbiotic, nitrogen-fixing associations with land plants?

• A) Spirochetes
• B) Cyanobacteria
• C) Proteobacteria
• D) Gram-negative, endospore-forming bacteria
• E) Firmicutes

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