Describe how a resting potential is maintained in a neurone.
From Mock A · Paper 2 (topics 5–8)
4.23 marks
Explain how depolarisation and repolarisation occur during an action potential.
From Mock A · Paper 2 (topics 5–8)
4.32 marks
Explain why impulses travel faster along myelinated axons.
From Mock C · Paper 2 (topics 5–8)
8.13 marks
Explain the importance of the refractory period.
From Mock C · Paper 2 (topics 5–8)
8.22 marks
Explain what is meant by the 'all-or-nothing' principle.
Score 0 / 13 · 0 of 5 marked
This paper is written by Plasmo in the style of the AQA A-Level Biology exam. It is not a past paper and is not produced or endorsed by the exam board.