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The legume/ rhizobium interactionis a mutually beneficial symbiosis important to

ID: 215505 • Letter: T

Question

The legume/ rhizobium interactionis a mutually beneficial symbiosis important to nutrient cycling in the environment. If it is beneficial to both organisms, why do not all plants do it?
please explain. Thank you

QUESTION 8 The legume/rhizobium interaction is a mutually beneficial symbiosis important to nutrient cycling in the environment. If it is beneficial to both organisms, why do not all plants do it? Rhizobia are pathogenic to most plants ° The symbiosis is only beneficial to the plant when other forms of nitrogen are not available Creating nodules and the high ATP requirement for N2 fixation is a tremendous drain of photoassimilate All of the above B and C are equally correct

Explanation / Answer

Answer:

Creating nodules and the high ATP requirement for N2 fixation is a tremendous drain of phoassimilate.

Explanation:

The formation of symbiotic nitrogen-fixing nodules on the roots and/or stem of leguminous plants involves a complex signal exchange between both partners. Since many microorganisms are present in the soil, legumes and rhizobia must recognize and initiate communication with each other to establish symbioses.