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Safari File Edit View History Bookmarks Window Help session.masteringbiology.com Ch 17 pre-lecture quiz lect 09: fungi Item 3 Fungus Nutrition Fungal hyphae penetrate a living scale insect's body and absorb its nutrients. The individual insect that serves as the food source is immobilized, but the rest of the insect colony benefits from the shelter the fungus provides Septobasidium spp mycorrhizal fungi on pine tree roots Mycorrhizal fungi associate with roots and receive carbohydrates from the pine tree. The tree receives phosphorus, and may die without this association fungi in the family Lepiotaceae Leaf-cutter ants cultivate fungal gardens that consist of fungi in the family Lepiotaceae. The ants feed and care for the fungi.and the fungi serve as a food source for the ants Spores from these fungi attach to insects. The-mycelium grows into the insect's body and absorbs nutrients from the soft tissues. Eventually the fungus sends up its reproductive structure through the insect's head Cordyceps spp Trichophyton is one genus of fungi responsible for athlete's foot. Trichophyton spp. ringworm, and jock itch. The fungi colonize the outer skin layer and utilize keratin as their food source These fungi absorb nutrients from animal feces C, parasitica absorb nutrients after breaking down the cells of living chestnut trees, causing chestnut blight Sort the following fungi based on whether they are decomposers, mutualists, or parasites Drag each item to the appropriate bin. View Available Hint(s)

Explanation / Answer

The fungus belonging to parasites are: Septobasidium, Coedyceps, Trichophyton, Cryphonecria

The fungus belonging to decomposers are: coprophylus,

The fungus belonging to mutualists are: mycorrhiza fungi, Lepiotaceae

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