From Food to Fuel


Scientists estimate that Earth houses 8.7 million species. All of them use the same cellular fuel: ATP. ATP can be produced via two mechanisms.

  • Name and explain how these two mechanisms differ. Can an organism use both? Support your answer with examples.
  • Glycolysis is believed to be the first energy production mechanism on Earth. Provide at least two arguments supporting that theory.
  • Explain how ethanol biofuel is produced. Provide at least one argument in favor for and one against the use of biofuels.

Paper requires should be 350 to 450 words. 12 inch font, Time rome font

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