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21 Cards in this Set
- Front
- Back
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mcyology
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study of fungi and fungal systematics
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unique fungal featuresa
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cell wall lack complete separation
chitin rather than cellulose filamentous, multinucelate/Dikaryon phases |
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how is fungal mitosis different
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lack centrioles in spindle apparatus
nuclear membrane remains intact |
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how do fungi eat their food
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obtain their nutrients from other organisms
obtain nutrients from their environment by secreting enzymes and absorbing digested material |
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different types of cells in fungi
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unicelluar and multicellular
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reproduction in fungi sia fusion of ______ and ______
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hyphae and nuclei
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plasmogamy
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fusion of hyphae not nuclei
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karyogamy
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fusion of nuclei after hyphal fusion
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heterokaryotic
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they multinucleate hyphae have 2 different nuclei in it
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homokaryotic
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hyphae whose nuclei are genetically similar
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homothatllic
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selfing
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heterothalic
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outcrossing, can't fuse with themselves
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mycelium
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interwoven mass of threadlike filaments that from the body of most fungi
fungi mycelium may occupy many miles of soil |
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aseptate
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lacking a septum
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septa
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cell walls with pores that divide hyphae into many cells
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do fungi undergo meiosis or mitosis
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mitosis, nuclear envelope never actually breaks down
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how do fungi reproduce
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both asexual and sexual stages
alternatio nof generations haploid gametophyte stage, produce gametes diploid sporopphyte stage |
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characteristics of fungi being saprophytic
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only living thing that can break down lignin in wood...
decomposers |
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abruscular mycorrhizae
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fungal hyphae penetrate outer cells of plant root
mutalistic symbiosis between endomycorrhizal fungi and higher plants found in 80-90% of terrestrial plants |
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lichen forms
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crustose
foliose fructoseaa |
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a
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a
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