Tuesday, July 15, 2014
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Saturday, April 22, 2023
Welcome!How ya’ll are?
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Kingdom Protista
ALGAE (plant-like protists)
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Phylum Euglenophyta
Common Name Euglenoids
Habitat Freshwater & marine
Nutrition both
* Special Structures move with a flagellum; no cell wall; easily change shape
Unicellular/Multicellular unicellular
Economic/Biological Importance
Part of plankton, start of food web
Drawings/Examples Euglena gracilis
Kingdom Protista (plant-like protists)
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Kingdom Protista (plant-like protists)
Euglenophyta
Euglena in Motion
Euglena w/ NotationsEuglena in Dark Field
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Phylum BacillariophytaCommon Name Golden algae (diatoms)
Habitat Freshwater & marine
Nutrition autotrophic
* Special Structures yellow-green to golden-brown colors; glass-like outer shell, like a lid on a box
Unicellular/Multicellular Mostly unicellular
Economic/Biological Importance
Food source for marine and freshwater organisms; abrasive agent in powders
and toothpaste
Drawings/Examples Navicula lyra
Kingdom Protista (plant-like protists)
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Kingdom Protista (plant-like protists)
Bacillariophyta
Diatoms in Action
Golden AlgaeTwo Diatoms
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Phylum Chlorophyta
Common Name Green algae
Habitat Freshwater, moist soil, some marine forms
Nutrition autotrophic
* Special Structures green color; multi-celled colonies or filaments
Unicellular/Multicellular Unicellular and multicellular
Economic/Biological Importance
Food for marine and freshwater organisms; produces oxygen
Drawings/Examples Volvox aureus, Ulva lactuca
Kingdom Protista (plant-like protists)
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Kingdom Protista (plant-like protists)
Chlorophyta
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Phylum PhaeophytaCommon Name Brown algae
Habitat Marine only
Nutrition autotrophic
* Special Structures brown color; stem-like, root-like and leaf-like parts;
Unicellular/Multicellular multicellular
Economic/Biological Importance
source of iodine, kelp used as fertilizer or food; algin used to
thicken ice creamDrawings/Examples Macrocystis pyrifera
Kingdom Protista (plant-like protists)
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Kingdom Protista (plant-like protists)
PhaeophytaBrown Algae: Kelp
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Phylum RhodophytaCommon Name red algae
Habitat Marine, some freshwater and land
Nutrition autotrophic
* Special Structures Red color and feathery shapes
Unicellular/Multicellular multicellular
Economic/Biological Importance
used to make ice cream, pudding and cake frosting; food for
humans; makes agar-used to grow bacteria in the lab
Drawings/Examples Chondrus crispus
Kingdom Protista (plant-like protists)
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Red Algae_Aquarium
Kingdom Protista (plant-like protists)
Rhodophyta
Chondrus crispus
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Kingdom Protista
PROTOZOA (animal-like protists)
SLIME MOLDS (fungus-like protists)
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Phylum Rhizopoda
Common Name Rhizopods (Amoeba)
Habitat water (fresh/marine), land
Nutrition heterotrophic
Special Structures some have chalklike and glasslike skeletons
* locomotion Pseudopods (false feet)
Economic/Biological Importance
some form limestone and chalk deposits; some are parasitic causing disease (dysentery)
Drawings/Examples Amoeba proteus
Kingdom Protista (animal-like protists)
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VideoSaturday, April 22, 2023
•Protist Locomotion_3 Phyla
•Amoeba in Motion•Amoeba in Motion _2•Amoeba Feeds
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Phylum Ciliophora
Common Name Ciliates
Habitat freshwater/marine
Nutrition heterotrophic
Special Structures Two types of nuclei
* locomotion cilia (tiny hairs)
Economic/Biological Importance
Eat bacteria and amoebas, part of food webs
Drawings/Examples Paramecium caudatum
Kingdom Protista (animal-like protists)
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Phylum Zoomastigina
Common Name flagellates
Habitat freshwater/marine, hosts
Nutrition heterotrophic
Special Structures flagella
* locomotion flagella (whip-like tail)
Economic/Biological Importance
some are parasitic (African sleeping sickness); some help
termites digest wood (mutualism)Drawings/Examples Trypanosoma ganbiense
Kingdom Protista (animal-like protists)
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VideoSaturday, April 22, 2023
•Protist Locomotion_3 Phyla
•Cilia and Flagella
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Phylum Sporozoa
Common Name sporozoans
Habitat Animal hosts
Nutrition heterotrophic, all parasites
Special Structures form spores to aid in dispersal from host to host
* locomotion non-motile
Economic/Biological Importance
all are parasites; Plasmodium causes malaria and is carried
mosquitoesDrawings/Examples Plasmodium malariae
Kingdom Protista (animal-like protists)
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Kingdom Protista (animal-like protists)
Sporozoa
Life Cycle of SporozoaMalaria_Sporozoa
Malaria: No Ordinary Mosquito Bite
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Phylum Myxomycota
Common Name plasmodial slime mold
Habitat land
Nutrition heterotrophic
Special Structures features of fungi (forms spores) and protozoans (flagella); sometimes
unicellular and multicellular
* locomotion amoeba-like plasmodium; flagellated swarm cells
Economic/Biological Importance
decomposers
Drawings/Examples Physarum polycephalum
Kingdom Protista (animal-like protists)
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Kingdom Protista (fungus-like protists)
Myxomycota
MyxomycetesSlime MoldPhysarum
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VideoSaturday, April 22, 2023
MyxomycetesSlime MoldPhysarum
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