A-LevelBiologyCell structure9700/12 · Oct/Nov 2023 · Q31 Mark

What is correct about the synthesis and release of the glycoprotein mucin in goblet cells? 1 The protein is produced on ribosomes and a carbohydrate chain is added in the Golgi body. 2 The glycoproteins are packed into vesicles in the Golgi body forming lysosomes. 3 Secretory vesicles containing the glycoprotein move from the Golgi body and fuse with the cell surface membrane.

A1, 2 and 3

B1 and 3 only

C1 only

D2 and 3 only

✓ Correct answer

B: 1 and 3 only

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Topic: Cell structure, A-Level Biology (syllabus 9700). Multiple choice, 1 mark.
Source: A-Level Biology, Oct/Nov 2023 Paper 1 Variant 2, question 3.

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