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EDEXCEL A LEVEL BIOLOGY A (salters Nuffield) QP 2 SUMMER JUNE 2026 PREDICTED PAPER

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EDEXCEL A LEVEL BIOLOGY A (salters Nuffield) QP 2 SUMMER JUNE 2026 PREDICTED PAPER

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Summer 2026 Predicted




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1 The diagram shows narrowing of coronary artery and plaque rupture.




(a) Suggest why a blockage in the left coronary artery is more likely to be fatal

than a blockage further along the artery.

(2)

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(b) Explain how atherosclerosis contributes to raised blood pressure.

(2)
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(c) The diagram shows the process of blood clotting inside a damaged artery.




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(i) Name the protein released by platelets and damaged tissue that triggers

the clotting cascade.

(1)


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