Biology Unit 4

  • Energy
  • Photosynthesis
  • Respiration
  • Populations
  • Energy Transfer
  • Nutrient Cycle
  • Succession
  • Inheritance

           

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Energy

ATP is a molecule that releases energy when it is hydrolysed to form ADP and phosphate.

ATP = Adenosine Tri-Phosphate; consists fo an adenosine molecule and 3 inorganic phosphates.

Exergonic: chemical reaction that releases energy

Endergonic: chemical reaction that requires energy 

ribose

P

P

P

ribose

P

P

Pi

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