The Cell Part 2

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part 2 of the cell notes (4 slides)

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The Cell Part 2

  1. 1. What is a Nucleus? <ul><li>Plural: nuclei </li></ul><ul><li>Large, membrane enclosed structure that contains the cell’s genetic material in the form of DNA </li></ul><ul><li>What is a membrane? </li></ul><ul><ul><li>A thin layer of material that serves as a covering or lining </li></ul></ul>
  2. 3. 2 categories for cells… <ul><li>Prokaryotes (pro-care-ee-ohts) </li></ul><ul><ul><li>No nucleus </li></ul></ul><ul><ul><li>Cell’s genetic material is not contained in the nucleus </li></ul></ul><ul><ul><li>Less complicated that eukaryotes </li></ul></ul><ul><ul><li>Some have internal membranes </li></ul></ul><ul><ul><li>Bacteria and prokaryotes </li></ul></ul><ul><ul><ul><li>All bacteria are prokaryotes </li></ul></ul></ul><ul><ul><li>Carry out every activity associated with living things…which are… </li></ul></ul>
  3. 4. <ul><li>Eukaryotes (you-care-ee-othts) </li></ul><ul><ul><li>Contain nucleus in which the genetic material is separated from the rest of the cell </li></ul></ul><ul><ul><li>Contains dozens of structures and internal membranes </li></ul></ul><ul><ul><li>High Variety </li></ul></ul><ul><ul><li>Single celled or multi-cellular </li></ul></ul><ul><ul><li>Plants, animals, fungi, and protists </li></ul></ul>

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