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Diversity Domain Kingdom Phylum Class Order Family Genus Species.

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Presentation on theme: "Diversity Domain Kingdom Phylum Class Order Family Genus Species."— Presentation transcript:

1 Diversity Domain Kingdom Phylum Class Order Family Genus Species

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3 Archaea - Single celled prokaryotes that reproduce asexually 4 major phyla Extremophyles Have cell walls with no peptidoglycan Diverse metabolic pathways

4 Bacteria cell Wall

5 Archaea Methanogens Live in the guts of cows, and termites to help digest cellulose in plant cell walls C02->Ch4 (farts) Methanobrevibacter smithii

6 Archaea Methanobrevibacter smithii Scientific classification Domain:Archaea Kingdom:Euryarchaeota Phylum:Euryarchaeota Class:Methanobacteria Order:Methanobacteriales Family:Methanobacteriaceae Genus:Methanobrevibacter Species:M. smithii Binomial name Methanobrevibacter smithii Balch and Wolfe 1981 1/10 th Of human Gut microbes!! 1/10

7 http://www.colorado.edu/eeb/EEBprojects/schmidtlab/studentres/EBIO3400/Lectu re11.pdfhttp://www.colorado.edu/eeb/EEBprojects/schmidtlab/studentres/EBIO3400/Lectu re11.pdf (lots more differences!!!)

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9 Eubacteria Prokaryotic, single celled Heterotrophic or autotrophic Reproduce asexually with binary fission

10 Eubacteria 1 circular chromosome and a secondary plasmid

11 Eubacteria Classified based on shape, spores, metabolism(glycolysis for anaerobes, cellular respiration for aerobes), and ability to “gram stain”

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14 Eubacteria

15 Cyanobacteria (pond Scum) Oscillatoria princeps D-Eubacteria K-Eubacteria P-Cyanobacteria C- Cyanophyceae O- Oscillatoriales F- Oscillatoria G- Oscillatoria S- O. princeps

16 Protista Protista are simple, usually unicellular eukaryotic organisms. Not animals, not plants, not fungi = Protist!! Usually aquatic Aerobic Very important component of plankton Reproduce sexually or asexually Divisions (phyla) classified based on Animal like, Plant like or Fungus like

17 Protista Animal like-> “Protozoa” – Rhizopoda – Apicomplexia – Zoomastigophora – Ciliophora

18 Protista Division Rhizopoda Move with a pseudopod (false foot) Eat by engulphing food (phagacytosis)

19 Protista Division Zoomastigophora “Zooflagelates”

20 Protista Division Ciliophora example- Paramecium Use cilia to move around

21 Protista Plantlike Protista-> “Algae” contain chlorophyll and carry out photosynthesis Very important aquatic primary producers – Dinoflagellata – Euglenophyta – Bacillariophyta – Chlorophyta – Phaeophyta – Rhodophyta

22 Protista Bacillariophyta The “diatoms”

23 Protista Dinoflagellata “Dinoflagelates” Sometimes show biolluminescence Red Tide

24 Protista Euglenophyta – Unicellular flagellates – Primarily freshwater, but important in some marine environments – Many are heterotrophic (saprotrophic or phagocytic)

25 Protista Chlorophyta Green algae

26 Protista Phenophyta Brown Algae Alt of Generations

27 Protista Rhodophyta Red Algae Nori- Iodine source

28 Protista Fungus like Myxomycota- slime molds Many nuclei for each giant cell full of cytoplasm Use pseudopodia The organisms in this group have a complex life cycle during the course of which they go through unicellular, multicellular, funguslike (form spores) and protozoanlike (amoeboid) stages.

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30 Protista Oomycota Water molds Some species (e.g., Saprolegnia, Achyla) are parasites of fishes and can be a serious problem in fish hatcheries. Downy mildews damage grapes and other crops. Phytophthora infestans, the cause of the "late blight" of potatoes. In 1845 and again in 1846, it was responsible for the almost total destruction of the potato crop in Ireland. This led to the great Irish famine of 1845–1860. During this period, approximately 1 million people starved to death and many more emigrated to the New World. By the end of the period, death and emigration had reduced the population of Ireland from 9 million to 4 million. Phytophthora ramorum, which is currently killing several species of oaks in California. Cell wall of cellulose, like plants

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32 Fungi Eukaryotic, nonvascular, Heterotrophic, reproduce sexually and asexually with spores Alternation of generations N-2N Most are multicellular Cell walls made of Chitin Decomposers, parasites, or mutualists (Mycorrhizea on plant roots for N)

33 Fungi Exoenzymes- digest food externally, then ingest it Store food energy as glycogen, like animals Vegetative-> Hyphae- Mycellium Fruiting body-> Produces spores (the cap)

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35 Fungi Phyla (based on spore arrangement) Chytridiomycota Zygomycota Asomycota Basiomycota

36 FUNGI Chytridiomycota (primitive Fungi) Sexual and asexual reproduction Spores are motile with a flagella

37 FUNGI Zygomycota (the molds) Sexual reproduction with spores with very thick walls

38 FUNGI

39 Ascomycota - Sac Fungi -75 % of all fungi species -Sexual reproduction -Spores can be found in an ascus sac -Yeasts, Penicillium, truffels

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41 FUNGI Basidiomycota - “da club fungi” -sexual spores are born externally on a club shaped basidium -Gills on fruiting body to increase surface area

42 Basidium

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44 Pizza Mushroom D- Eukarya K- Fungi P- Basiomycota C- Hymenomycetes O- Agricales F- Agricaceae G- Agaricus S- A. Bispores


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