10 minutes maximum! (can you do it in 5?) |
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1. Many crop plants have been genetically engineered. Which of the following is an example of genetic engineering?
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2. Bacteria are often used in genetic engineering. What feature makes them useful?
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Questions 3 to 9 are about using genetic engineering to manufacture human insulin.
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3. The gene for insulin is removed from a human chromosome using which enzyme?
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4. The diagram is of a bacterium that might be used in genetic engineering: |
Spaully | CC-BY-SA 2.5 | |||||||||||||||
Structures 1 and 2 are:
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5.The plasmids are removed from the bacterium and cut open. Why is the same restriction enzyme used to cut open the plasmid and to cut out the human insulin gene?
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6+7: The image shows the insulin gene inserted into a plasmid. |
Takometer | CC-BY-SA 2.5 | |||||||||||||||
6. The gene for insulin is inserted into the plasmid using . | ||||||||||||||||
7. In the recombinant plasmid what is found at A and B?
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8. For industrial production of insulin once the recombinant DNA has been inserted into bacterial cells, the bacteria are grown in ...
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9. Which of the following is not an advantage of using genetically engineered insulin to treat diabetes?
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10. Some species of crop plant have been engineered to produce their own insecticide that kills the natural pests of the crop plant. Why might this be a disadvantage to the farmer and the environment?
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