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The History of the Cell Theory

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Presentation on theme: "The History of the Cell Theory"— Presentation transcript:

1 The History of the Cell Theory
Objective: I will be able to explain the components of the cell theory and the historical persons and events that led to its development.

2 Compare and Contrast Living and Non-Living Things by using the Venn Diagram below
July 22, 2012 Footer text here

3 Cell Theory Part 1 Why do they compare the building of city to that of a human body? In a human body what is analogous to the bricks in a city) According to the video what are the smallest part of living things? Write down some examples of human cells. Fill in the following sequence : cells > _________ > organs > __________ > organism. Without bricks it would be very difficult to build and repair a city. What do you believe would be the outcome if living things had no cells. July 22, 2012 Footer text here

4 Cell Theory Part 2 As you watch the video, sketch what you see.
July 22, 2012 Footer text here

5 Cell Theory Part 3 Based on your observations where do new cells come from? Based on the picture above what are the two type of organisms that exist? Are plants and animals multicellular or unicellular?  What does it mean to be multicellular? Could you infer from the figure that bacteria are living? Why do you think this?  July 22, 2012 Footer text here

6 Scientists can only make discoveries in a laboratory with white lab coats and science gizmos that go beep. July 22, 2012 Footer text here

7 2. There are three parts to the cell theory
2. There are three parts to the cell theory. Which answer is NOT one of those parts? All organisms are composed of one or more cells. The cell is the basic unit of structure and organization in organisms. Cells spontaneously arise from carbon and nutrients carried in the blood stream. All cells come from pre-existing cells. July 22, 2012 Footer text here

8 3. Anton van Leeuwenhoek made his own version of the microscope and discovered something very odd when he looked at the gunk on his teeth. What did he discover? Cells Bacteria Cavities Influenza July 22, 2012 Footer text here

9 4. Who named the cell? Robert Hooke Robert Redford Robert Smith
Robert DeNiro July 22, 2012 Footer text here

10 5. Which scientist realized that, by studying samples under a microscope, all animals are made up of cells? Rudolf Virchow Robert Ramak Theodor Schwann Isaac Newton July 22, 2012 Footer text here

11 Exit Ticket 1) Using evidence from today's lesson, please explain what the cell theory states. 2) What observations did you make during the microscope activity that provides evidence for what the cell theory states. 3) Name at least three scientists and explain their contribution to the development of the cell theory. July 22, 2012 Footer text here

12 The End


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