ExamRizzAQA BiologyBiology
Leave

2020 · Paper 1 · Question 2 · 8 marks

Save
Figure for question 2
2.1

Use your knowledge of lipid digestion to explain the differences in the results for samples A and B shown in Table 1.

You should assume that no absorption had occurred.

3 marks
2.2

After collecting the samples, the scientist immediately heated them to 70 °C for 10 minutes.

Explain why.

2 marks
2.3

Describe the role of micelles in the absorption of fats into the cells lining the ileum.

3 marks