A-LevelBiologyCell structure9700/12 · Oct/Nov 2021 · Q41 Mark

Which cell structures are required for the formation of lysosomes and the hydrolytic enzymes that they contain? mitochondria [Figure showing a Venn diagram with mitochondria, rough endoplasmic reticulum, and Golgi body, with regions A, B, C, D labeled]

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ARegion A (rough endoplasmic reticulum only)

BRegion B (intersection of rough endoplasmic reticulum and mitochondria)

CRegion C (Golgi body only)

DRegion D (intersection of Golgi body and mitochondria)

✓ Correct answer

B: Region B (intersection of rough endoplasmic reticulum and mitochondria)

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Topic: Cell structure, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2021 Paper 1 Variant 2, question 4.

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