O-LevelBiologyGenetics & Variation5090/11 · Oct/Nov 2011 · Q391 Mark

Which process is used to produce insulin commercially?

Aextracting glycogen from the liver to stimulate production of insulin

Bextracting insulin from the pancreas of human volunteers

Cinserting a bacterial gene into a person's pancreas cells

Dinserting the human insulin gene into a bacterium

✓ Correct answer

D: inserting the human insulin gene into a bacterium

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Topic: Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2011 Paper 1 Variant 1, question 39.

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