'Plasmodial slime molds' diaporamas de présentation

Protists

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Alpha- proteobacteria

Alpha- proteobacteria. Rhizobium f orms symbiotic root nodules w/legumes ( Fabaceae ). Agrobacterium Ti plasmid used for plant genetic engineering. Gamma- proteobacteria. Salmonella c atalase-positive t yphoid, food poisoning

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Table of Contents

Chapter 25. Protists. Table of Contents. Section 1 Characteristics of Protists Section 2 Animal-like Protists Section 3 Plantlike and Funguslike Protists Section 4 Protists and Humans. Section 1 Characteristics of Protists. Chapter 25. Objectives. Define protist.

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Protozoa, Slime Molds & Helminths

Protozoa, Slime Molds & Helminths. Chapter 5 & 23 Talaro. Protozoa. 65,000 species Heterotrophic Eukaryotic Most are unicellular, colonies are rare Most have locomotive structures flagella, cilia, or pseudopods Vary in shape Typically inhabit water or soil. Protozoa. Trophozoite

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Kingdom Protista

Kingdom Protista. If you look at a drop of pond water under a microscope, all the "little creatures" you see swimming around are protists . All protists have a nucleus and are therefore eukaryotic . Protists are either plant-like, animal-like or fungus-like.

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Protists (Chapter 29)

Protists (Chapter 29). Endosymbiosis (29.1). Eukaryotes fossils date back to 2.7 bya but differences in cells are seen in microfossils approximately 1.5 bya Larger than prokaryotes with thick walls and internal membranes Eukaryotes (true nucleus).

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50 ?m

50 ?m. Figure 28.1c Too diverse for one kingdom: a slime mold ( Physarum polychalum ). Figure 28.4 A model of the origin of eukaryotes. Plastid. Dinoflagellates. Alveolates. Apicomplexans. Secondary endosymbiosis. Cyanobacterium. Ciliates. Red algae. Primary endosymbiosis.

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Plant-Like & Fungus-Like Protists

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Plasmodial Slime Molds

Plasmodial Slime Molds. Pl P 421/521. http://www.ucmp.berkeley.edu/chromista/chromistasy.html. Ribosomal RNA phylogenies place slime molds as unrelated, early branching eurkaryote lineages . Baldauf and Doolittle, 1997. PNAS 94 (22): 12007-12012.

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PROTISTS

PROTISTS . Most diverse; 200,000 + species; wide variety of shapes, sizes, & colors; Unicellular (amoeba) & Multicellular (seaweed); All Eukaryotic; can be jellylike, rigid, or colonial; 3 groups: Protozoans Algae Fungus-Like. Protozoans.

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Fungus-Like P rotozoans

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Slime Molds: Fungus-Like Protists

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FUNGUS-LIKE PROTISTS

FUNGUS-LIKE PROTISTS. Phylum Myxomycota Phylum Acrasiomycota Phylum Oomycota. http://www.nytimes.com/2011/10/04/science/04slime.html?_r=5&pagewanted=all&. CHARACTERISTICS. why fungus-like? appearance mode of nutrition with centrioles no chitin in cell walls non-photosynthetic

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Kingdom Protista

Kingdom Protista. Fidgety little critters!. What is a Protist?. Eukaryotic Has a nucleus! Mostly single celled Classified by : MOVEMENT OBTAIN FOOD Animal-like: Heterotrophic Plant-like: Autotrophic (have chloroplasts) Fungus-like: Parasitic/Decomposers REPRODUCE.

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Protists

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5 KINGDOMS

5 KINGDOMS. ANIMAL PLANT FUNGI PROTIST MONERA. Animal. heterotrophic , multicellular organisms with organs or tissues. All have a larval or embryonic stage of development. . Animal. Animals also exhibit different kinds of symmetry : asymmetry, spherical, radial, and bilateral

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Protists

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Funguslike Protists

Funguslike Protists. Mr. Chapman Biology 20. Funguslike Protists and the Ecosystem. Funguslike protists are decomposers. A decomposer is an organism that breaks down dead or decaying organisms.

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Unit 10: Classification & Taxonomy: Protista & Fungi Notes #3

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SLIME MOLDS

SLIME MOLDS. By: Andrew Veal. KEY FEATURES. TWO TYPES- Plasmodial slime molds which have numerous individual cells attached to each other, forming one large membrane.

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