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5 Cards in this Set

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endosymbiosis
mitocondria were once aerobic prokaryotic microorganisms. they were engulfed by eukaryotic organisms by endocytosis. leads to the double membrane. DNA of mitochondria in a rind shape similar to prokaryotes.
nitrogen fixation in the soil
nitrogen-fixing bacteria, ammonifying bacteria, and nitrifying bacteria all useful for the plant
what bacteria is not useful for the plant?
denitrifying bacteria - can prevent plants from getting enough N2
nodule formation in legumes
1.plants release flavenoids to attract rhizobium (causes root hairs to curl and trap bacteria)
2. In response, rhizobium produces Nod factor.
3. triggers cell proliferation in the root
4.bacteroids in the membrane vesicles
5.plant produces leghemoglobin which transports O2 to the rhizobium
symbiotic relationship between plants nad bacteria
nodule bacteria gets carbs and leghemoglobin while plants get nitrogen from the bacteria