Digestion and absorption
What Digestion and absorption means in Biology GCSE, as defined for AQA.
Definitions of Digestion and absorption
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Reference: AQA
Digestive enzymes convert food into small soluble molecules that can be absorbed through the wall of the small intestine into the bloodstream.
Lipids are broken down into glycerol and fatty acids, which are small and soluble enough to be absorbed across the small intestine wall.
Topics that use Digestion and absorption
- The human digestive system (AQA GCSE)
Related terms
- Absorption and transport
- active site
- Active site and substrate binding
- Amylase
- Anabolic and catabolic reactions
- Apparatus and measurement skills
- Benedict’s test for reducing sugars
- Biological catalysts
Using Digestion and absorption in the exam
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