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Answer
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| What is mycology?
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| What is the function of the cell membrane?
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- First line of defence preventing toxic materials entering the cell
- Important in the degredation of extra-cellular nutrients
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| Which substances are stored in the cytoplasm in granules?
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| What are the main characteristics of filamentous fungi?
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- Branching hyphae
- Hyphae grow to form a mycelium
- Aerial hyphae produce conidiospores and sporangiospores
- Conidia are also produced which are asexual spores
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| What are the main characteristics of dimorphic fungi?
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- Develop into a mycelium or another form depending on environmental conditions
- Yeast-like parasitic phase
- Mycelial saphrophytic phase
- Show phenotypic duality
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| How would you recognise yeast cells?
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- Oval or round in shape
- 3µm to 5µm in diameter
- Reproduce by budding
- Yeasts can assimilate sugar and nitrogen and ferment various sugar compounds
- Can produce pseudohyphae
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| What are the three types of fungal spore produced?
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- Sexual
- Asexual
- Vegetative
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| Fill in the missing words about immunity to fungal infections
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Cutaneous and superficial fungal infections are normally self-limiting with recovery associated with a resistance to re-infection. As hosts often develop delayed-type hypersensitivity this resistance appears to be cell-mediated.
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