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Questions and Answers
Which type of fungi produce pigment best at room temperature?
Which type of fungi produce pigment best at room temperature?
- Parasitic fungi
- Molds
- Saprophytic fungi (correct)
- Yeasts
What is the main sterol in the cell membranes of dematiaceous fungi?
What is the main sterol in the cell membranes of dematiaceous fungi?
- Chitin
- Ergosterol (correct)
- Mannans
- Glucans
What are the causative agents of phaeohyphomycosis, chromoblastomycosis, and eumycotic mycetoma?
What are the causative agents of phaeohyphomycosis, chromoblastomycosis, and eumycotic mycetoma?
- Aspergillus species
- Candida species
- Cryptococcus species
- Dematiaceous fungi (correct)
What are the structures from which molds grow?
What are the structures from which molds grow?
Which species is an example of a dematiaceous fungus?
Which species is an example of a dematiaceous fungus?
Which of the following is a characteristic of dematiaceous fungi?
Which of the following is a characteristic of dematiaceous fungi?
What is the main sterol found in the cell membranes of dematiaceous fungi?
What is the main sterol found in the cell membranes of dematiaceous fungi?
Which type of fungi can grow as molds or yeasts?
Which type of fungi can grow as molds or yeasts?
What is the main component of the cell wall of eukaryotic fungi?
What is the main component of the cell wall of eukaryotic fungi?
What is the characteristic feature of hyphae in dematiaceous fungi?
What is the characteristic feature of hyphae in dematiaceous fungi?
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Study Notes
Fungi Characteristics
- Dematiaceous fungi produce pigment best at room temperature.
- The main sterol in the cell membranes of dematiaceous fungi is ergosterol.
- Dematiaceous fungi are the causative agents of phaeohyphomycosis, chromoblastomycosis, and eumycotic mycetoma.
- Molds grow from structures called hyphae.
- An example of a dematiaceous fungus is Curvularia lunata.
- A characteristic of dematiaceous fungi is the production of dark-colored pigments.
- Dimorphic fungi can grow as either molds or yeasts.
- The main component of the cell wall of eukaryotic fungi is chitin.
- The characteristic feature of hyphae in dematiaceous fungi is the presence of melanin, which gives them a dark color.
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