Biology 5090 · O Level · Immunity

Immunity — practice question

(a)[5]

Describe and compare the characteristics of antibodies and antibiotics.

(b)[5]

Describe and compare the characteristics of viruses and bacteria.

Worked solution & mark scheme

This 10-mark question has a full step-by-step worked solution and mark scheme. One marking point: “proteins present in blood / plasma” …

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