The cultures of microbes (IMAGE)

Max Planck Institute for Marine Microbiology

The cultures of microbes

Caption

Close view of Methanothermococcus thermolithotrophicus culture under the microscope (left) and in a culture flask (middle and right). These cells grow on nitrogen gas as the only source of nitrogen. If there is no nitrogen gas present, nothing grows (right).

Credit

Max Planck Institute for Marine Microbiology

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