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6.5 Neurons and synapses: Neurons transmit the message, synapses modulate the message. Nature of science: Cooperation and collaboration between groups.
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Option E.4. Assessment Statements E.4.1 State that some presynaptic neurons excite postsynaptic transmission and others inhibit postsynaptic transmission.
E4: Neurotransmitters & Synapses
Assessment statements from: Online IB Biology Subject Guide
Neurotransmitters and synapses
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