• Organisms need energy for things such as:
  • Chemical reactions?to build larger molecules from smaller molecules
  • Muscle contraction?to allow movement
  • Keeping warm?(to maintain a constant temperature suitable for enzyme activity)

   

• Cellular respiration?is an?exothermic reaction?that is continuously occurring in living cells
• The chemical process of cellular respiration releases?energy?from?glucose
• The energy is transferred via the molecule?Adenosine Triphosphate?(ATP)
• ATP, produced in respiration in the?mitochondria, is required for?living processes?to occur within cells and organisms

Uses of the energy released from respiration

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