Describe how an impulse is transmitted across a cholinergic synapse.
From Mock A · Paper 3 (all topics, practical skills and essay)
525 marks
Write an essay on ONE of the following topics.
EITHER The importance of hydrogen bonds in living organisms.
OR The ways in which cells communicate with each other.
You should select and use information from different parts of the specification.
From Mock C · Paper 2 (topics 5–8)
9.13 marks
Explain spatial and temporal summation at synapses.
From Mock C · Paper 2 (topics 5–8)
9.23 marks
Some insecticides inhibit acetylcholinesterase. Explain how this affects the insect's muscles.
Score 0 / 34 · 0 of 4 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.