| A | B |
| simple glucose | is the result of carbohydrates digestion |
| simple amino acids | is he result of protein(s) digestion |
| fatty acids + glycerol | is the result of lipids digestion |
| salivary amylase | breaks down long chains of glucose into smaller one |
| pepsin | breaks down long chains of amino-acids into smaller one |
| bile | emulsifies (spread) the fat particles |
| pancreatic and intestinal enzymes | complete the transformation of nutrients into their simple state |
| bacteria (into large intestine) | transforms some of the digestive wastes into vitamins |
| cellulose (dietary fibre) | helps to speed up the digestion |