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    Human Biology Study Set 1
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    Exam 22: Evolution and the Origins of Life
  5. Question
    Primitive Photosynthetic Organisms Were Responsible for Producing Oxygen Gas in the Atmosphere
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Primitive Photosynthetic Organisms Were Responsible for Producing Oxygen Gas in the Atmosphere

Question 35

Question 35

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Primitive photosynthetic organisms were responsible for producing oxygen gas in the atmosphere.

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