O-LevelBiologyGenetics & Variation5090/11 · Oct/Nov 2017 · Q381 Mark

The gene for insulin production can be removed from human pancreatic cells and added to the genetic material of a harmless bacterium. What would be the next stage in using this process to treat diabetes?

AAdd the altered bacterium to human food.

BInject the altered bacterium into the blood of a person with diabetes.

CPut the bacterium into a fermenter to multiply rapidly.

DUse the altered bacterium in a nasal spray.

✓ Correct answer

C: Put the bacterium into a fermenter to multiply rapidly.

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Topic: Genetics & Variation, O-Level Biology (syllabus 5090). Multiple choice, 1 mark.
Source: O-Level Biology, Oct/Nov 2017 Paper 1 Variant 1, question 38.

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