Protists

1
Protists

• By Andrew Borden and Keefer Blum

2
Introduction

• Many serve as a food source
• Most are unicellular
• Evolved from bacteria
• Eukaryotic
• 12 phyla in kingdom
• Intermediate step in the evolution of the other
  three kingdoms

3
Plant-Like protists

• I. Plants-like protists (algae)- 6 phyla
• Euglenophyta (Euglenas)
• Chrysophyta (Diatoms)
• Pyrrophyta (Dinoflagellales)
• Chlorophyta (Green Algae)
• Rhodophyta (Red Algae)
• Phaeophyta (Brown Algae)

4
Animal-like protists

• II. Animal-like Protists (Protozoa) 4 Phyla
• Sarcodina (Sarcodines)
• Mastigophora (Flagellates)
• Ciliophora (ciliates)
• Sporozoa (Sporozoans)

5
Fungus-like protists

• III. Fungus-like Protists 2 Phyla
• Myxomycota (slime molds)
• Oomycota (water molds mildews)

6
Structure

• Eukaryotic
• Nucleus
• Membrane bound organelles
• Unicellular

7
Summary

• Many serve as a food source
• Evolved from bacteria
• Eukaryotic
• 12 phyla in kingdom
• Single and multicellular
• Intermediate step in the evolution of the other
  three kingdoms