IB Biology HL 2.2.6 Synaptic transmission Question Bank
Practise IB Biology HL 2.2.6 by analysing synaptic transmission mechanisms and evidence from neural experiments.
- Syllabus
- First assessment 2025
- Course
- Biology HL
- Level
- HL
Exam points
- Analyse the sequence of vesicle release, receptor binding and postsynaptic response.
- Evaluate how repeated stimulation changes synaptic responses in habituation experiments.
C2.2.6—Neurotransmitter release question 1
The diagram shows part of two neurons.
X indicates the movement of a structure in the neuron. Explain what events trigger this movement and what happens next.
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