AQA GCSE Food Preparation and Nutrition · 8585
Specification 3.4.1.1, 3.4.1.3 · Paper 1
Revise: Microorganisms and EnzymesFood can lose quality because microorganisms grow in it or because enzymes already present in the food cause chemical changes. These are different processes: microorganisms are living organisms, whereas enzymes are substances that speed up reactions.
- Revise: Microorganisms in Food Production
A microscopic organism, such as a bacterium or yeast. Moulds are fungi whose growth can become visible on food.