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Life Sciences Paper 1, November 2024, question 2.6.1(b)

Life Sciences P1 · Human nervous system
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Unmyelinated neurons carry nerve impulses more slowly than myelinated neurons. The diagram shows how impulse speed changes with axon diameter in an unmyelinated neuron.
2.6.1(b)1 mark
Use the graph of the unmyelinated neuron in the diagram below to read off the axon width, in µm, that goes with a nerve impulse travelling at 15 m/s.

NSCBased on Nov 2024 · Paper 1 · Q2.6.1(b)

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