Ascomycota
Definition
Ascomycota is a phylum of fungi characterized by the formation of spores in sac-like structures called asci. These organisms play crucial roles in decomposition, symbiosis, and as pathogens.
5 Must Know Facts For Your Next Test
- Ascomycota includes yeast, molds, and more complex fungi like morels and truffles.
- The sexual spores of Ascomycota are called ascospores, which are produced inside asci.
- Many Ascomycota species participate in mutualistic relationships with algae or cyanobacteria to form lichens.
- Aspergillus and Penicillium are notable genera within this phylum that have significant industrial applications.
- Ascomycota is the largest phylum of fungi, containing over 64,000 known species.
Review Questions
- What type of spores are characteristic of Ascomycota?
- Name two genera within Ascomycota that have important industrial uses.
- How do Ascomycota contribute to mutualistic relationships in ecosystems?
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Related terms
Basidiomycota: A phylum of fungi characterized by producing spores on basidia.
Zygomycota: A former phylum of fungi known for producing zygospores during sexual reproduction.
Lichen: A symbiotic relationship between a fungus (usually an Ascomycete) and a photosynthetic partner such as algae or cyanobacteria.
