Organelles & Compartmentalisation (DP IB Biology: SL): Exam Questions

11 mins4 questions
1a1 mark

The mitochondria are organelles within a eukaryotic cell that show compartmentalisation.

State what is meant by compartmentalisation.

1b2 marks

In addition to the mitochondria, identify two other compartmentalised structures with double membranes characteristic of a eukaryotic cell.

2a3 marks

The ability to isolate organelles led to progress in the understanding of organelle structures and function.

(i) Describe the technique used to separate cellular organelles by size.

[2]

(ii) Explain the order in which the organelles in the table in part (a) would be collected using the method described in part (i).

[1]

2b3 marks

Pancreatic cells have adaptations that include many mitochondria.

Explain the role of mitochondria in the function of pancreatic cells as described in part (c).