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Identify factors that influence the rate of respiration

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Reference no: EM131370614

AP Biology

Design and complete a hands-on lab experiment to identify factors that influence the rate of respiration in yeast and to test a factor influencing the rate of respiration by using the materials below:

  • bottle - screw-on lid (such as a baby bottle or water bottle)
  • clay, modeling
  • container or bowl, large (to hold water)
  • container, tall narrow (such as a baby bottle or water bottle)
  • container, tall narrow
  • drill or sharp tool (approximately the same diameter as the tubing)
  • Lab Notebook
  • marker
  • stopwatch or clock with second hand
  • sugar (1 teaspoon)
  • tablespoon
  • tubing, flexible - 24 inches long
  • water yeast (1 teaspoon)

Optional:

  • chemicals for adjusting pH (acidic = vinegar / lemon juice, basic = baking soda / sweeteners)

Include your procedures, any steps, data collected. Use graphs/tables to record/present your data if necessary.

Reference no: EM131370614

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