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Assoli18 [71]
2 years ago
10

What substance is used to make up nerve fibre​

Biology
1 answer:
cupoosta [38]2 years ago
7 0

Answer:Myelin is a lipid-rich (fatty) substance that surrounds nerve cell axons (the nervous system's "wires") to insulate them and increase the rate at which electrical impulses (called action potentials) are passed along the axon.

Explanation:

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