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Genetic modification (genetic engineering)

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Question 8

The grapevine (Vitis vinifera) naturally synthesizes a polyphenolic compound known as resveratrol.

a.

Suggest why cells in these plants produce resveratrol.

[2]
b.

Scientists have engineered genetically modified bacterial strains of Escherichia coli to synthesize industrial-scale quantities of resveratrol in fermenters.

Explain how bacterial cells can be genetically modified to synthesize resveratrol.

[3]
c.

Explain how an industrial fermenter can be used to cultivate these bacterial cells and optimize their growth rate.

[4]

Genetic modification (genetic engineering) Questions

  1. IGCSE
  2. /Biology
  3. /Genetic modification (genetic engineering)