a. Describe a reflex arc and explain why such reflex arcs are important. b. Describe the structure

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a. Describe a reflex arc and explain why such reflex arcs are important.

b. Describe the structure of a myelin sheath and explain its role in the speed of transmission of a nerve impulse.

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Cambridge International AS And A Level Biology

ISBN: 9781107636828

4th Edition

Authors: Mary Jones, Richard Fosbery, Jennifer Gregory, Dennis Taylor

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Question Posted: Sep 01, 2021 02:06 AM

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a. Describe a reflex arc and explain why such reflex arcs are important. b. Describe the structure

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Ans aA reflex arc is a neural pathway that controls a reflex In vertebrates most sensory neurons do ...View the full answer

Cambridge International AS And A Level Biology

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