2(f)
2(f) Respiration
6 specification points in sub-topic 2(f).
Specification points
2.342.352.362.372.382.39
2.34: Respiration and ATP
Respiration: enzyme-controlled reactions in every cell that release energy from glucose.
2.35: ATP as an energy source for cells
ATP: the molecule that carries energy released in respiration to where cells use it.
2.36: Aerobic and anaerobic respiration
Aerobic and anaerobic respiration compared: oxygen, products and energy released.
2.37: Aerobic respiration equations
The word and balanced symbol equations for aerobic respiration.
2.38: Anaerobic respiration word equations
Anaerobic respiration in muscles (lactic acid) and in plants and yeast (ethanol and carbon dioxide).
2.39: Carbon dioxide and heat from respiring organisms
Practical: carbon dioxide and heat given out by respiring seeds, with a control experiment.