Bacteria as individual as people? Study of rhizobium from plant roots suggests yes

Bacteria are as individual as people, new research suggests. Bacteria are essential to health, agriculture and the environment, and new research tools are starting to shed more light on them. The team extracted the bacteria from plant roots and established 72 separate strains. They determined the DNA sequence of the genome of each strain. Their research shows that each of those 72 strains is unique -- each has different genes and is capable of growing on different food sources.

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