Microbiology Practice Quiz: Symbiosis and Disease

Nitrogenase is
made by plants to fix nitrogen
made by bacteriods to limit oxygen in the nodules
made by plants and limits oxygen in the nodules
made by bacteriods to fix nitrogen
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Terms in this set (11)
Which statement is not one of Koch's postulates?
The microorganism taken from the diseased host can be grown in pure culture.
A sample of the pure culture of the microorganism produces the disease when it is innoculated into an uninfected host.
The microorganism is always transmitted by insect vectors.
A host infected by the cultured microorganism yields a new culture of the microorganism identical to the original culture.
Members of the genus Rhizobium that live in plant roots can perform photosynthesis bioluminesce produce microbial rhodopsinx fix nitrogenfix nitrogen