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

Control and coordination in mammals — practice question

(a)[7]

Using examples, outline why homeostasis is important in a mammal.

(b)[8]

Describe the principal stages of cell signalling in the control of blood glucose concentration by adrenaline.

Worked solution & mark scheme

This 15-mark question has a full step-by-step worked solution and mark scheme. One marking point: “keeping the internal environment constant (homeostasis)” …

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