MCQOPTIONS
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| 1. |
All of the following statements concerning the Actinomycetous filamentous soil bacterium Frankia are correct except, the Frankia |
| A. | Can induce root nodules on many plant species. |
| B. | Cannot fix nitrogen in the free-living state. |
| C. | Like Rhizobium, it usually infects, its host plant through root hair deformation and stimulates cell proliferation in the host's cortex. |
| D. | Forms specialised vesicles in which the nitrogenase is protected from oxygen by a chemical barrier involving triterpene hopanoids. |
| Answer» C. Like Rhizobium, it usually infects, its host plant through root hair deformation and stimulates cell proliferation in the host's cortex. | |