kingdom fungi - sciyeung.com · • sac fungi (ascomycota) ß mycota is found in fungi – yeast...
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KingdomFungi
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Keythingstoknow
• Keycharacteristics• Celltype• Methodofreproduction
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Keycharacteristics
• ThesecharacteristicsdefineKingdomFungi– Bothunicellularandmulticellular– Unicellularareyeastcells– Multicellulararemushroomtype
• Cellwalls- madeofchitin• Hyphaestructure– threadlikefilaments• Nutrition– decomposers(Feedsondeadorganicmatter)
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Fungi- Structure• Multicellular,buttherearenodivisionsbetweenthecells– Continuouscytoplasm
• Havebranchedtubescalledhyphae thatabsorbnutrients.– Branchingmaximizessurfacearea.
• Amassofthesetubesiscalledamycelium
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Typesofmold
• SacFungi(Ascomycota)ß mycota isfoundinfungi– Yeastcells
• Clubfungi(Basidiomycota)– Canbeparasitic(needsahost)
• Zygomycota (Commonmolds)– Multicellular– Terrestrial(canovertakeaspace)
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PhylumAscomycota• Asexualreproductioninsacfungi• Penicillin– fromphylumAscomycota!
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PhylumBasidiomycota
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PhylumBasidiomycota
• Clubfungi• Mostmushroomsbelonginthisphylum.
Characteristicreproduction• Sexual• Clubfungicontaincellscalledbasidia whichproducefoursexualspores.
• Basidia arehousedinastructurecalledabasidiocarp.
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PhylumBasidiomycotacont’d
Growingmushroomshttp://www.youtube.com/watch?v=puDkLFcCZyI
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ImportanceofFungi– Medicinecont’d
Humanfungaldiseases:Tineas:skininfections- canoccuranywhereontheskin• Athlete’sfoot- scaling,peeling,anditchingbetweentoes
• Ringworm- rednessandinflammationduetoenzymesreleasedbythefungus;extendsoutwardinaring-shape
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Tinea– characteristicsymptoms
12
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PhlyumZygomycota
• Ex.Commonmoldslikeblackbreadmold
• Methodofreproduction:• Formazygospore byletting+and– hyphaefusetogether.
• Thezygospore developsandreleasesspores thatgrowintonewfunguswhentheyland.
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Fungi– Reproduction
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ReproductionofFungi
• Canbedoneasexuallyandsexually• Asexualreproductioniswhensporesareproduced.
• Sporesdevelopintoneworganism• Sexualreproductioniswhenhyphaeofneighboringfungimeetuptoproducespores.