Chapter 7.1 Cells Image credit: Sibi on Flickr http://www.flickr.com/photos/beebee/200316216/in/set-72057594081382862 /
Goal 1:  Explain the Cell theory and its evolution
<ul><li>Cell Theory </li></ul><ul><ul><li>All living things composed of cells </li></ul></ul><ul><ul><li>Cells are the bas...
<ul><li>Robert Hooke 1665 </li></ul><ul><ul><li>Microscope  </li></ul></ul><ul><ul><li>First to observe cells </li></ul></...
Image credit: Martin LaBar on Flickr http://www.flickr.com/photos/martinlabar/66177481/
<ul><li>Anton van Leeuwenhoek 1674 </li></ul><ul><ul><li>Single-celled  Protista </li></ul></ul>Image credit: Dr. Ralf Wag...
<ul><li>Matthias Schleiden 1838 </li></ul><ul><ul><li>All plants are made up of cells </li></ul></ul>Image credit: PD-pers...
<ul><li>Theodore Schwann 1839  </li></ul><ul><ul><li>Animals are made up of cells </li></ul></ul>Image credit: PD-old http...
<ul><li>Rudolph Virchow 1855  </li></ul><ul><ul><li>New cells from division of existing cells </li></ul></ul>Image credit:...
<ul><li>Cell Theory </li></ul><ul><ul><li>All living things composed of cells </li></ul></ul><ul><ul><li>Cells are the bas...
Goal 2:  Discuss how researchers explore the living cell
<ul><li>Modern light microscopes </li></ul><ul><ul><li>Fluorescent “labels” </li></ul></ul><ul><ul><li>Molecules </li></ul...
Image credit: PD-gov http://en.wikipedia.org/wiki/Image:FluorescentCells.jpg
<ul><li>Confocal light microscopes </li></ul><ul><ul><li>lasers </li></ul></ul><ul><ul><li>High resolution  </li></ul></ul...
Image credit: Pawel Jasnos http://en.wikipedia.org/wiki/Image:Tetrachimena_Beta_Tubulin.png Tubulin protein marked in  Tet...
<ul><li>High resolution video </li></ul><ul><ul><li>Movies of cell activities </li></ul></ul>Image credit: PD-gov http://p...
<ul><li>Transmission Electron Microscopy (TEM) </li></ul><ul><ul><li>Beams of electrons are  passed through  a thin slice ...
Image credit: PD-personal by Allonweiner http://en.wikipedia.org/wiki/Image:Bacillus_subtilis.jpg TEM image of Bacterium  ...
<ul><li>Scanning Electron Microscopy (SEM) </li></ul><ul><ul><li>Beams of electrons  scanned  over surface of an object </...
Image credit: PD-personal by Dartmouth Electron Microscope Facility http://en.wikipedia.org/wiki/Image:Misc_pollen.jpg Pol...
<ul><li>Scanning Probe Microscopy (SPM) </li></ul><ul><ul><li>Scans objects with probe  </li></ul></ul><ul><ul><li>3-D ima...
Goal 3:  Distinguish between eukaryotes and prokaryotes
<ul><li>Characteristics of  ALL  cells </li></ul><ul><ul><li>Surrounded by a cell membrane </li></ul></ul><ul><ul><li>Gene...
<ul><li>Prokaryotes </li></ul><ul><ul><li>No  nucleus </li></ul></ul><ul><ul><li>Simple </li></ul></ul><ul><ul><li>Small <...
Image credit: PD-personal LadyofHats on wikipedia http://commons.wikimedia.org/wiki/Image:Prokaryote_cell_(temp_PNG).png
<ul><li>Eukaryotes </li></ul><ul><ul><li>Contain nucleus!!  </li></ul></ul><ul><ul><li>Complex, organelles </li></ul></ul>...
Image credit: PD-personal LadyofHats on wikipedia http://commons.wikimedia.org/wiki/Image:Animal_cell_structure_en.svg
Image credit: Wenche Eikrem and Jahn Throndsen http://en.wikipedia.org/wiki/Image:Ostreococcus_RCC143.jpg
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7.1 Cell Intro

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  • 7.1 Cell Intro

    1. 1. Chapter 7.1 Cells Image credit: Sibi on Flickr http://www.flickr.com/photos/beebee/200316216/in/set-72057594081382862 /
    2. 2. Goal 1: Explain the Cell theory and its evolution
    3. 3. <ul><li>Cell Theory </li></ul><ul><ul><li>All living things composed of cells </li></ul></ul><ul><ul><li>Cells are the basic units of structure and function in living things </li></ul></ul><ul><ul><li>New cells are produced from existing cells </li></ul></ul>
    4. 4. <ul><li>Robert Hooke 1665 </li></ul><ul><ul><li>Microscope </li></ul></ul><ul><ul><li>First to observe cells </li></ul></ul>Image credit: PD-gov http://en.wikipedia.org/wiki/Image:Hooke_Microscope-03000276-FIG-4.jpg
    5. 5. Image credit: Martin LaBar on Flickr http://www.flickr.com/photos/martinlabar/66177481/
    6. 6. <ul><li>Anton van Leeuwenhoek 1674 </li></ul><ul><ul><li>Single-celled Protista </li></ul></ul>Image credit: Dr. Ralf Wagner on wikipedia commons http://en.wikipedia.org/wiki/Image:Chaos_diffluens.jpg
    7. 7. <ul><li>Matthias Schleiden 1838 </li></ul><ul><ul><li>All plants are made up of cells </li></ul></ul>Image credit: PD-personal http://en.wikipedia.org/wiki/Image:Matthias_Jacob_Schleiden.jpg
    8. 8. <ul><li>Theodore Schwann 1839 </li></ul><ul><ul><li>Animals are made up of cells </li></ul></ul>Image credit: PD-old http://en.wikipedia.org/wiki/Image:Schwann_Theodore.jpg
    9. 9. <ul><li>Rudolph Virchow 1855 </li></ul><ul><ul><li>New cells from division of existing cells </li></ul></ul>Image credit: PD-old http://en.wikipedia.org/wiki/Image:Rudolf_Virchow_by_Hugo_Vogel,_1861.JPG Image credit: PD-old http://en.wikipedia.org/wiki/Image:Telophase.jpg
    10. 10. <ul><li>Cell Theory </li></ul><ul><ul><li>All living things composed of cells </li></ul></ul><ul><ul><li>Cells are the basic units of structure and function in living things </li></ul></ul><ul><ul><li>New cells are produced from existing cells </li></ul></ul>
    11. 11. Goal 2: Discuss how researchers explore the living cell
    12. 12. <ul><li>Modern light microscopes </li></ul><ul><ul><li>Fluorescent “labels” </li></ul></ul><ul><ul><li>Molecules </li></ul></ul>
    13. 13. Image credit: PD-gov http://en.wikipedia.org/wiki/Image:FluorescentCells.jpg
    14. 14. <ul><li>Confocal light microscopes </li></ul><ul><ul><li>lasers </li></ul></ul><ul><ul><li>High resolution </li></ul></ul><ul><ul><li>3-D images </li></ul></ul>
    15. 15. Image credit: Pawel Jasnos http://en.wikipedia.org/wiki/Image:Tetrachimena_Beta_Tubulin.png Tubulin protein marked in Tetrachimena sp.
    16. 16. <ul><li>High resolution video </li></ul><ul><ul><li>Movies of cell activities </li></ul></ul>Image credit: PD-gov http://physics.nist.gov/Divisions/Div842/Gp4/Tweezers/Images/Liposomefusion.jpg Video of liposome fusion
    17. 17. <ul><li>Transmission Electron Microscopy (TEM) </li></ul><ul><ul><li>Beams of electrons are passed through a thin slice of an object </li></ul></ul><ul><ul><li>Objects too small for light microscopes </li></ul></ul>
    18. 18. Image credit: PD-personal by Allonweiner http://en.wikipedia.org/wiki/Image:Bacillus_subtilis.jpg TEM image of Bacterium Bacillus subtilis
    19. 19. <ul><li>Scanning Electron Microscopy (SEM) </li></ul><ul><ul><li>Beams of electrons scanned over surface of an object </li></ul></ul><ul><ul><li>3-D images </li></ul></ul>
    20. 20. Image credit: PD-personal by Dartmouth Electron Microscope Facility http://en.wikipedia.org/wiki/Image:Misc_pollen.jpg Pollen Grains
    21. 21. <ul><li>Scanning Probe Microscopy (SPM) </li></ul><ul><ul><li>Scans objects with probe </li></ul></ul><ul><ul><li>3-D image </li></ul></ul><ul><ul><li>Open air with samples in solution </li></ul></ul><ul><ul><li>Probes are needles with a tip of one atom (wow! That’s small!) </li></ul></ul>
    22. 22. Goal 3: Distinguish between eukaryotes and prokaryotes
    23. 23. <ul><li>Characteristics of ALL cells </li></ul><ul><ul><li>Surrounded by a cell membrane </li></ul></ul><ul><ul><li>Genetic information in the form of DNA </li></ul></ul>Image credit: Ah Pao on Flickr http://www.flickr.com/photos/ah_pao/2590858936/
    24. 24. <ul><li>Prokaryotes </li></ul><ul><ul><li>No nucleus </li></ul></ul><ul><ul><li>Simple </li></ul></ul><ul><ul><li>Small </li></ul></ul><ul><ul><li>Single cell organisms </li></ul></ul><ul><ul><li>Bacteria </li></ul></ul>Image credit: Nutloaf on Flickr http://flickr.com/photos/83371410@N00/1644090403 Salomonella bacteria invades a human cell
    25. 25. Image credit: PD-personal LadyofHats on wikipedia http://commons.wikimedia.org/wiki/Image:Prokaryote_cell_(temp_PNG).png
    26. 26. <ul><li>Eukaryotes </li></ul><ul><ul><li>Contain nucleus!! </li></ul></ul><ul><ul><li>Complex, organelles </li></ul></ul><ul><ul><li>Large </li></ul></ul><ul><ul><li>Single-celled or multi-cellular </li></ul></ul>
    27. 27. Image credit: PD-personal LadyofHats on wikipedia http://commons.wikimedia.org/wiki/Image:Animal_cell_structure_en.svg
    28. 28. Image credit: Wenche Eikrem and Jahn Throndsen http://en.wikipedia.org/wiki/Image:Ostreococcus_RCC143.jpg
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