Term
What are four general characteristics of fungi? |
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Definition
Eukaryotic Unicellular (yeasts) or Multicellular (mold and muschrooms) Heterotrophic absorbers
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Term
What are heterotrophic absorbers? |
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Definition
Release digestive enzymes into the enviroment and then absorb the end products of the external digestion. |
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Term
What are six characteristics of yeasts? |
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Definition
Unicellular Oval or Spherical shape Facultative anaerobes Reproduce by budding Used in industrial fermentation Seen as powdery white substance on fruits and leaves
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Term
What is a mold colony called? |
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Definition
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Term
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Definition
The thallus in fungus - the entire mass of strands that make up the thallus. |
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Term
What is each individual strand of the mold mycelium called? |
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Definition
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Term
What are the two types of mold hyphae? |
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Definition
Vegatative - grow along the surface Reproductive (Aerial) - originate from vegatative hyphae and produce asexual spores.
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Term
What are the three characteristics of mold spores? |
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Definition
Asexual Easily airborne (can produce colonies) Common source of lab contamination
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Term
How are molds characterized? |
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Definition
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Term
What are two asexual mold spore arrangements? |
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Definition
Sporangiospores Conidiospores
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Term
What are the three features of sporangiospores? |
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Definition
Sporangiophore - stem Sporangium - buld or bud Sporangiospores - spores within the bulb Vegatative hyphae Rhizoidal hyphae
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Term
What the features of conidiospores? |
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Definition
Conidiophore - stem Conidiospores - spores that form at the end of the stem Vegatative hyphae
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Term
What oraganism(s) produce sporangiospores? |
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Definition
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Term
What organism(s) produce conidiospores? |
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Definition
Aspergillus niger Penicillium notatum Saccharomyces cerevisiae
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Term
Describe the process of yeast budding? |
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Definition
New cells are forms as small "buds" fromt the parent cell are produced and pinched off. |
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Term
Name a yeast that causes human disease? |
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Definition
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