Kingdom Fungi - Mr.Yeung's Classroom characteristics • These characteristics define Kingdom...

KingdomFungi

Keythingstoknow

• Keycharacteristics• Celltype• Methodofreproduction

Keycharacteristics

• ThesecharacteristicsdefineKingdomFungi– Bothunicellularandmulticellular– Unicellularareyeastcells– Multicellulararemushroomtype

• Cellwalls- madeofchitin• Hyphaestructure– threadlikefilaments• Nutrition– decomposers(Feedsondeadorganicmatter)

Fungi- Structure• Multicellular,buttherearenodivisionsbetweenthecells– Continuouscytoplasm

• Havebranchedtubescalledhyphae thatabsorbnutrients.– Branchingmaximizessurfacearea.

• Amassofthesetubesiscalledamycelium

Typesofmold

• SacFungi(Ascomycota)ß mycota isfoundinfungi– Yeastcells

• Clubfungi(Basidiomycota)– Canbeparasitic(needsahost)

• Zygomycota (Commonmolds)– Multicellular– Terrestrial(canovertakeaspace)

PhylumAscomycota• Asexualreproductioninsacfungi• Penicillin– fromphylumAscomycota!

PhylumBasidiomycota

PhylumBasidiomycota

• Clubfungi• Mostmushroomsbelonginthisphylum.

Characteristicreproduction• Sexual• Clubfungicontaincellscalledbasidia whichproducefoursexualspores.

• Basidia arehousedinastructurecalledabasidiocarp.

PhylumBasidiomycotacont’d

Growingmushroomshttp://www.youtube.com/watch?v=puDkLFcCZyI

ImportanceofFungi– Medicinecont’d

Humanfungaldiseases:Tineas:skininfections- canoccuranywhereontheskin• Athlete’sfoot- scaling,peeling,anditchingbetweentoes

• Ringworm- rednessandinflammationduetoenzymesreleasedbythefungus;extendsoutwardinaring-shape

Tinea– characteristicsymptoms

12

PhlyumZygomycota

• Ex.Commonmoldslikeblackbreadmold

• Methodofreproduction:• Formazygospore byletting+and– hyphaefusetogether.

• Thezygospore developsandreleasesspores thatgrowintonewfunguswhentheyland.

Fungi– Reproduction

ReproductionofFungi

• Canbedoneasexuallyandsexually• Asexualreproductioniswhensporesareproduced.

• Sporesdevelopintoneworganism• Sexualreproductioniswhenhyphaeofneighboringfungimeetuptoproducespores.