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Paper 3Theory (Core)2 marks
The digestive system uses enzymes to chemically digest food into small soluble molecules that can be absorbed.
Description
Chemical Digestion and Absorption
Large molecules like proteins, carbohydrates, and fats are broken down into amino acids, simple sugars, and fatty acids respectively, which are small and soluble.
- a[2]
Identify the importance of chemical digestion in the absorption of nutrients.
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