Rhizosphere refers to the layer of soil that is bound by root hairs and mucigel, and which also contains microorganisms and cells that have shed off the root cap.
Applications. Microorganisms are useful in the production of food, the treatment of waste water, the production of biofuels, and the synthesis of numerous compounds and enzymes. As model organisms, they are extremely useful in study. They have been turned into weapons and sporadic bioterrorism
Most Significant Microbe You've Never Seen Of A microbe called Prochlorococcus is responsible for producing one of every six breaths you take. The most numerous organism on Earth is a small bacterium, though.
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