1. Domain Eukaryota Kingdom Protista

2. What is a protist? A “misfit” organism A “misfit” organism A eukaryotic cell(s), single celled or multi-cellular A eukaryotic cell(s), single celled or multi-cellular 3 types 3 types –Plant-like –Animal-like –Fungus-like

3. Our protist lab We will be examining some animal- like and plant-like protists We will be examining some animal- like and plant-like protists

4. http://www.daviddarling.info/images/amoeba_pseudopodia.jpg How do they move? By cilia, flagella or pseudopods…

5. Giardia lamblia Giardia lamblia –Contaminated H 2 0 Lactose intolerance and diarrhea Lactose intolerance and diarrhea Cryptosporidium parvum Cryptosporidium parvum –Animal feces Severe diarrhea, vomiting Severe diarrhea, vomiting Trypanosoma brucei Trypanosoma brucei –Tsetse fly vector Fever, anemia, organ disorders, neurological deterioration Fever, anemia, organ disorders, neurological deterioration Control amount of debris in freshwater Control amount of debris in freshwater –some Paramecium Produce oxygen Produce oxygen –algae like Spirogyra Symbiotic relationships Symbiotic relationships –Provide color and carbon source for coral –Forming lichens which creates soil Harmful Beneficial Protists can be… The Bad Bug Book

6. Blepharisma http://protist.i.hosei.ac.jp/PDB/Images/Ciliophora/Blepharisma/ameri canum/americanum.jpg Ciliate Ciliate 150-300  m long 150-300  m long Rose colored Rose colored http://www.youtube.com/watch?v=AgXrjzKhh9k

7. Paramecium http://101science.com/paramecium.htm http://img.sparknotes.com/figures/0/0a2e2068 b60c8b7f8cfbe21c26e87498/paramecium.gif Ciliate Ciliate Freshwater environments Freshwater environments 50-350  m long 50-350  m long http://www.youtube.com/watch?v=ocv67Px49AA

8. Stentor coeruleus http://www.pocketscope.com/Images/Gallery/stentor.jpg Ciliate Ciliate Freshwater lakes and streams Freshwater lakes and streams 500-2000  m long 500-2000  m long Trumpet shaped blue to blue-green Trumpet shaped blue to blue-green http://www.youtube.com/watch?v=rqD3m9hHhlo

9. Euglena Euglenid Euglenid Nutrient rich freshwater Nutrient rich freshwater 20-300  m long 20-300  m long Bright green Bright green http://www.infovisual.info/02/001_en.html http://www.youtube.com/watch?v=JNwh67CPh-8

10. Amoeba Amoeboid movement – use of psuedopods Amoeboid movement – use of psuedopods Mud, water, can be parasitic Mud, water, can be parasitic 10-20  m long 10-20  m long Clear, transparent Clear, transparent http://www.keweenawalgae.mtu.edu/PROTOZOAN_IMAGES/rhizopo da/Ameoba_s25_swedetownplant2_402.jpg http://www.youtube.com/watch?v=7pR7TNzJ_pA

11. Volvox Chlorophyta Chlorophyta Ponds ditches, shallow puddles Ponds ditches, shallow puddles Up to 1.5 mm in diameter Up to 1.5 mm in diameter http://www.unbf.ca/vip/photos/volvox2.jpg