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45 Cards in this Set
- Front
- Back
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Most fungi are….. |
…...terrestrial, microscopic, and inhabit soil or dead plant matter |
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Conidia are |
asexual spores |
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ascospores and basidiospores are |
sexual spores |
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In brown rot |
the cellulose is attacked preferentially, and the lignin is left unmetabolized |
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Systemic fungal pathogens are often referred to as ‘opportunistic’ because |
they normally live in the environment and humans become infected through contact with spores or mycelium |
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Aspergillosis is a disease primarily of |
the lungs |
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The spitzenkörper is a fungal organelle located at |
the hyphal tip |
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Fungal cell walls are primarily comprised of the polymer |
chitin |
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The most serious types of fungal infections are |
Systemic infections |
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A common mechanism in fungal diseases are |
hypersensitivity reactions |
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Many fungi produce _____________ that can cause significant disease |
Many fungi produce MYCOTOXINS that can cause significant disease |
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Athlete’s foot is an example of a |
superficial fungal infection |
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All fungal infections can broadly be termed |
mycoses |
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Cutaneous candidiasis results from infection with |
Candida albicans |
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Many pathogenic fungi are dimorphic, which means |
They exist either in yeast or filamentous form |
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Histoplasmosis can be…. |
….subcutaneous |
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Give four examples of pollutants that can be degraded by fungi |
Insecticides, Herbicides, Heavy fuels, Uranium oxides |
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Fungi can be used in agriculture to protect against |
insects |
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Name a yeast that is used as a model organism for cell biology |
Saccharomyces cerevisiae |
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Mycosis is… |
..a disease caused by a fungus |
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Histoplasmosis, a fungal lung infection, is trasmitted by |
airborne spores, often from bird or bat droppings |
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A example of an opportunistic fungal infection in AIDS patients is |
Pneomocytosis, Cryptococcosis |
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Azoles and allylamines innhibit fungi by |
interrupting ergosterol (cell membrane) synthesis |
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What is thhe causitive aget of ringworm |
Microsporum |
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Bakinng yeast is |
Saccharomyces cerevisiae |
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mycorrhizae are |
fung thati live on the roots of the plants |
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Pneumocystis is often associated with which disease? |
AIDS |
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White rot fungi digest |
moist wood |
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Give an example of a product that uses acetic acid, produced by yeasts |
Food additive (vinegar), component of cellulose acetate for photographic film, polyvinyl acetate for wood glue, synthetic fibres and fabrics ad as a descaling agents |
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The anntifungal agent griseofulvin is produced by |
Penicillium griseofulvum |
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What type of fungus is Candida albicans? |
Yeast |
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Candida albicans is known as dimorphic because…. |
It can grow in both unicellular and filamentous forms |
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Pneumocystis capsulatum is normally associated with which organ? |
The Lung |
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Polyene antifungal drugs target which fungal cellular component? |
Ergosterol |
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Superficial mycoses genrally affect the…… |
Skin |
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Jock itch affects the….. |
genitals |
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Ringworm is a superficial infection caused by…. |
Microsporum fungi |
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Give an example of a good target for antifungal therapy |
Ergosterol |
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Penicillin G is produced by which organism? |
Penicillium chrysogenum |
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Lovastatin is made by which fungus? |
Aspergillus terreus |
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Give four examples of industrial products that are produced by fungi |
Antibiotics, Organic acids, Ethanol, Immunosuppressants |
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‘QuornTM’ is a meat substitute made of |
Fusarium venenatum |
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Blue cheese is often made by use of |
Penicillium roqueforti |
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Agaricus bisporus and Pleurotus ostreatus are examples of… |
edible muchroom |
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What are ‘white rot’ fungi useful for? |
Biodegradation |
