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Ex. 4 Preparing a Wet Mount and Observing Microscopic Organisms

Ex. 4 Preparing a Wet Mount and Observing Microscopic Organisms. Algae Kingdom – Protista Eukaryotic, single celled or multucellular organisms with a cell wall, live in water and are photosynthetic Found in fresh water, sea water and salt water (Great Salt Lake). Prepared Algae Slides.

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Ex. 4 Preparing a Wet Mount and Observing Microscopic Organisms

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  1. Ex. 4 Preparing a Wet Mount and Observing Microscopic Organisms

  2. Algae • Kingdom – Protista • Eukaryotic, single celled or multucellular organisms with a cell wall, live in water and are photosynthetic • Found in fresh water, sea water and salt water (Great Salt Lake)

  3. Prepared Algae Slides • 1. Spirogyra • 2. Ulothrix • 3. Oedogonium • 4. Chlamydomonas • 5. Volvox

  4. Spirogyra • Filamentous green algae commonly found in fresh water • Chloroplasts are spirally arranged

  5. Spirogyra

  6. Ulothrix • Filamentous green algae found in fresh and marine water • Thrive in low temps of spring and winter

  7. Ulothrix

  8. Oedogonium • Filamentous green algae found in fresh water

  9. Oedogomium

  10. Chlamydomonas - Fresh water and marine water

  11. Volvox - Freshwater algae found in ponds and ditches

  12. Pond Water (Hay Infusion) • Observe living microscopic organisms • Check for life characteristics • True Motility vs. Brownian Movement • Phototaxis – positive or negative • Chemotaxis – positive or negative • Aerotaxis – positive or negative

  13. Amoeba Euglena

  14. Amoeba Euglena

  15. DidiniumStentor

  16. DidiniumStentor

  17. Paramecium Vorticella

  18. Paramecium Vorticello

  19. ActinosphareumBlepharisma

  20. ActinosphareumBlespharisma

  21. Volvox Rotifers

  22. VolvoxRotifers

  23. Rhodospirillumrubrum

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