ProtistaCharacteristics

ProtistaCharacteristics - Protista Alliances and Candidate...

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Protista - Page 1 Protista Alliances and Candidate Kingdoms Excavates "Archaezoa" Lack mitochondria (Origins predate endosymbionts?) Diplomonadida Flagellates Includes Giardia Parabasala (Trichomonada) Parasitic Excavates Euglenozoa Photosynthetic Flagellates (Euglenophyta) Photosynthetic Flexible pellicle for wall Motility by flagella Non-Photosynthetic Flagellates (Kinetoplastida) Non-photosynthetic Motility by flagella Variety of ingestion and digestion forms Trypanosomes Heterolobosea Nonpigmented Alternate between amoeboid, flagellated and cyst stages Chromalveolates Alveolata Dinoflagellates (Dinoflagellata or Pyrrophyta) Most forms with cellulose "armored" plates Most marine 2 flagella; one in groove Photosynthetic, "blooms" with nutrient changes Source of red tides Many form toxins Paralytic shellfish poisoning Many tropical fish poisonings Reproduction mostly fission Some symbionts, eg., zooxanthellae Apicomplexa (Non-Motile Protists or Sporozoa) Parasites with multiple hosts Example: Plasmodium vivax
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Protista - Page 2 Ciliates (Ciliophora) Locomotion by cilia Heterotrophic, many feeding modes
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This document was uploaded on 01/06/2012.

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ProtistaCharacteristics - Protista Alliances and Candidate...

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