Topic 2

when food has been digested the products must be absorbed into the ileum (small intestine) and transported in the blood

part 2...

enzymes are proteins that speed up chemical reactions- biological Catalyists

part 3...

part 4...

digestive enzymes break down large insoluble molecules into small soluble molecules so they can be absorbed into the blood

1. amylase
*breaks down starch
*produces glucose
*it is released in the mouth and small intestine

2. protease
*breaks down protein
*produces amino acids
*released in the stomach and small intestine

3. lipase
*breaks down fat
*produces fatty acids and glycerol
*released in the small intestine

temp= 20
pH= 5

temp= 35
pH= 2

temp= 60
pH= 7

enzymes are also used commercially in things like biological washing powders...