A2.2 Compare cells - written task
This structured extension question is in the style of the IB exam questions but it has a particular emphasis on the concepts, the themes and links between them.
- It requires analytical skills more than factual recall.
- This could be a classroom task, a revision moment or a homework activity.
- There is a hidden model answer which appears when the answer is submitted.
This electron microscope image shows cells in the roots of a soya bean plant.
It's unusual to see prokaryote cells in symbiosis with eukaryote cells.
This is an example of a mutualistic relationship that fixes nitrogen, part of the nitrogen cycle.
Outline four differences between the structure of a prokaryote cell and a eukaryotic plant cell. (4 marks)
10 lines
Note to teacher:
The presence of membrane-bound organelles is one mark point.
In each statement, there must be a comment about both types of cells for a mark to be awarded.