Unit Award Scheme

experienced

1. the process of food being moved through the gut by peristalsis

shown knowledge of

2. how digestive enzymes break down big molecules into smaller ones

3. how starch, proteins and fats are insoluble and too big to pass through the walls of the digestive system

4. sugars, amino acids, glycerol and fatty acids are small soluble molecules that can pass easily through the walls of the digestive system

5. how the amylase enzyme converts the big starch molecule into the small maltose molecule

6. how the maltase enzyme converts the small maltose molecule into the smaller glucose molecule

7. how the protease enzyme converts the large protein molecule into small amino acid molecules

8. how the lipase enzyme coverts the large lipid molecule into the small glycerol and fatty acid molecules

9. how bile neutralises stomach acid and emulsifies fats.