Biology 9700 · AS & A Level · Control and coordination in mammals

Control and coordination in mammals — practice question

Section B. Answer any one question.
(a)[6]

Describe the structure of a motor neurone in detail.

(b)[9]

Describe and explain how an action potential is transmitted in a myelinated neurone.

Worked solution & mark scheme

This 15-mark question has a full step-by-step worked solution and mark scheme. One marking point: The cell body has a nucleus, numerous mitochondria and RER.

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