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Scientists Graphic Organizer

Scientists Graphic Organizer. 1-2. 1668 Redi’s Experiment on Spontaneous Generation Please open your book to pages 8-9 and get out your graphic organizer (in your notes add a line : See graphic organizer). Please take notes on Redi’s experiment (please review figure 1-8)

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Scientists Graphic Organizer

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  1. Scientists Graphic Organizer 1-2

  2. 1668 Redi’s Experiment on Spontaneous Generation Please open your book to pages 8-9 and get out your graphic organizer (in your notes add a line : See graphic organizer) Please take notes on Redi’s experiment (please review figure 1-8) Leave room for questions

  3. What was his experiment? 1. Observation: 2. Controlled variables (stayed the same) 3. Independent (Manipulated) variable (what did Redi change)? 4. Dependent (Responding) variable (what was he looking for? What changed as a result?): 5. Conclusion:

  4. 1700’s Spallanzani’s Test of Redi’s Findings • Because scientific results need to be able to be repeated, Spallanzani conducted another test of Spontaneous Generation • Open your books to page 11 and take out your graphic organizer (in your notes add line: see graphic organizer)

  5. Spallanzani’s Test of Redi’s FindingsPlease open your books to page 11 1. Why did he boil the samples? 2. What were the controlled variables? 3. Independent (Manipulated) variable? 4. Dependent (Responding) variable? 5. What was his conclusion?

  6. 1864 Pasteur’s Test of Spontaneous Generation Open your books to page 12 and answer questions in graphic organizer… “ A remarkable problem solver”

  7. Questions 1. What was his question? Was air needed for the spontaneous generation of life? Expose the flasks (with boiled broth) to air . 2. Why did he design a flask that had a long curved neck? 3. What are the controlled variables? 4. What is the Independent (manipulated) variable? 5. What is the Dependent (responding) variable? 6. What was his conclusion?

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