Biology 5090 · O Level · Anaerobic respiration

Anaerobic respiration — practice question

Lions are carnivorous mammals that prey on other animals. A lion’s forelimb is built on the same basic plan as a human arm.
(a)[2]

State the name of: bone X; the muscle between bones X and Y.

(b(i))[1]

Name the process that releases energy in the muscles of the forelimb when the lion begins to run after its prey.

(b(ii))[2]

Explain why the lion can only run at maximum speed for a short time.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: X is the humerus

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