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12 Cards in this Set
- Front
- Back
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Bacteriocyte |
A specialized insect cell in which bacterial symbionts reside |
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Bacteriome |
Specialized region in several insect groups that contain insect bacteriocyte cells packed with bacterial symbionts |
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Lichens |
A mutualistic relationship between a fungus and an alga (cyanobacterium) - Fungus provides structure within which the phototrophic partner can grow |
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Consortium |
A mutualism between bacteria - For example: A phototrophic green sulfur bacterium and a motile nonphototrophic bacterium |
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Root nodule |
A tumorlike growth on plant roots that contains symbiotic nitrogen-fixing bacteria |
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Nod factors |
oligosaccharides produced by root nodule bacteria that help initiate the plant-bacterial symbiosis |
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What does Agrobacterium tumefaciens do? |
It forms a parasitic symbiosis with plants, causing crown gall disease |
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What are crown galls |
Plant tumors induced by A. tumefaciens cells harboring a large plasmid, the Ti (tumor induction) plasmid |
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Ti plasmid |
A conjugative plasmid in the bacterium Agrobacterium tumefaciens that can trasnfer genes into plants |
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Mycorrhizae |
A symbiotic association between fungus and the roots of a plant that increases nutrient absorption |
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Rumen |
First vessel in the multi-chambered stomach of ruminant animals in which cellulose digestion occurs |
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Volatile fatty acids (VFAs) |
The major fatty acids (acetate, propionate, and butyrate) produced during fermentation in the rumen |
