Single-Celled Organisms
(*The ones we are looking at are found in freshwater
ponds/streams)
Mrs. LeMay
EUGLENA• Eyespot: sensory organ (red in color)• Flagellum: whip-like tail for movement
• Contractile Vacuole: Remove excess water• Nucleus: controls activities of Euglena
• Chloroplasts: green captures sunlight energy to make food (Photosynthesis)
• Cell membrane: Outer layer that allows movement in and out
Real Pictures!
• http://micro.magnet.fsu.edu/moviegallery/pondscum/protozoa/euglena/rostrifera/t1/rostrifera06.html
Amoeba• Nucleus: Controls Amoeba activity
• Pseudopodia: “False foot” sent out for movement. Used also to engulf food.
• Cell Membrane: Outer layer that allows items in and out of amoeba
• Contractile Vacuole: part of cell that removes excess water from the amoeba.
• Food Vacuole: part of cell that stores food.
AMOEBA
REAL PICTURES
http://micro.magnet.fsu.edu/moviegallery/pondscum/protozoa/amoeba/56k/amoeba05.html
http://www.juggernart.com/games/free-online-skill-games/amoeba.html
Paramecium• Cilia: Hair-like structures for movement
• Gullet: area where found is collected
• Oral Groove: Opening for taking in food
• Food Vacuole: food storage sac
• Contractile Vacuole: removes excess water
Paramecium
REAL PICTURES
http://micro.magnet.fsu.edu/moviegallery/pondscum/protozoa/paramecium/28k/paramecium08.html
VOLVOX
• Eyespot: detects light• Nucleus: controls activities• Cell Membrane: allows items in and out cell• Chloroplasts: for Photosynthesis
• Flagella: whip-like tail for movement
• Cytoplasm: gel like substace
• LIVES IN A COLONY of over 50,000 cells
VOLVOX
REAL PICTURES!
http://www.gettyimages.com.au/detail/video/light-micrography-of-volvox-colonies-stock-video-footage/137195624
TIME for….
PROTOZOAN HUMOR!!
YOUR TURN!!!