Combined Science GCSE
Lactic acid
What Lactic acid means in Combined Science GCSE, as defined for AQA.
Definitions of Lactic acid
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Reference: AQA
Carried by blood flowing through the muscles to the liver, where it is converted back into glucose.
Builds up in muscle cells and causes fatigue, and must later be broken down using oxygen.
The product of anaerobic respiration in animals and some bacteria, made from glucose.
Topics that use Lactic acid
- Aerobic and anaerobic respiration (AQA GCSE)
- Response to exercise (AQA GCSE)
Related terms
- Muscle fatigue
- Oxygen debt
- Aerobic respiration
- Anaerobic respiration
- Balanced symbol equation
- Cellular respiration
- Chemical symbols
- Exercise physiology
Using Lactic acid in the exam
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