Industrial food production processes use the enzyme lactase to hydrolyse lactose into glucose and galactose to produce lactose-free milk.
Describe an investigation to find the optimum temperature at which lactase is most effective at hydrolysing lactose in milk.
Your answer should include experimental details and be written in full sentences.
21 exam-style questions on Edexcel IGCSE Biology Biological molecules. Each one has a worked solution and a mark scheme showing where the marks go.