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Eco Evo Exam3(c.17)
Definitions
Term | Definition |
---|---|
Generalist | A species that interacts with many other species. |
Specialist | A species that interacts with one other species or a few closely related species. |
Obligate mutualists | Two species that provide fitness benefits to each other and require each other to persist. |
Facultative mutualists | Two species that provide fitness benefits to each other, but the interaction is not critical to the persistence of either species. |
Mycorrhizal fungi | Fungi that surround plant roots and help plants obtain water and minerals. |
Endomycorrhizal fungi | Fungi characterized by hyphal threads that extend far out into the soil and penetrate root cells between the cell wall and the cell membrane. |
Arbuscular mycorrhizal fungi | A type of endomycorrhizal fungi that infects a tremendous number of plants including apple trees, peach trees, coffee trees, and grasses. |
Ectomycorrhizal fungi | Fungi characterized by hyphae that surround the roots of plants and enter between root cells but rarely enter the cells. |
Endophytic fungi | Fungi that live inside a plant's tissues. |