Biology 5090 · O Level · Active transport

Active transport — practice question

(a)[6]

Describe how ion absorption in plants compares with glucose uptake in humans.

(b)[4]

Explain why amino acids are absorbed by humans but not by plants.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: “a large surface area / elongated form” …

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