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Biology  /  Bio 1975  ·  Atom · ~20 seconds

Beneficial Prokaryotes, Correctly Weighted

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Most prokaryotes are neutral or beneficial: they fix nitrogen, cycle carbon, aid digestion, and support the immune system.

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Nitrogen-fixing rhizobia, gut digestive bacteria, and decomposer bacteria illustrate roles that sustain, rather than harm, organisms around them.

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"Germs are all bad," per Bio 1973, describes only the pathogenic minority — this entry restores the full picture.