Key term for OCR GCSE Biology A, used in Homeostasis.
A chemical reaction, such as aerobic respiration, that transfers energy to the environment, typically in the form of heat.
Exothermic reaction appears in OCR GCSE Biology A revision content for Organism level systems, especially Homeostasis and Control of body temperature.
Organism level systems
Homeostasis • Control of body temperature
Cell level systems
Respiration • Exothermic reaction
Scaling up
The challenges of size • Red blood cells and plasma
Cell level systems
Respiration • Aerobic and anaerobic respiration
Cell level systems
Respiration • Cellular respiration
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