Nitrogen fixation by Frankia bacteria is efficient enough to allow alder trees to grow in the absence of combined nitrogen.

Name: Nitrogen fixation by Frankia bacteria is efficient enough to allow alder trees to grow in the absence of combined nitrogen.
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Question

Quizplus · Accepted Answer

Frankia bacteria are capable of fixing atmospheric nitrogen into organic compounds that can be used by plants. This ability allows alder trees to grow in nitrogen-poor soils without requiring nitrogen fertilizers or other external sources of nitrogen.

Nitrogen Fixation by Frankia Bacteria Is Efficient Enough to Allow