The Basis Of DNA Technology Quiz

24 July 2022
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question
Which is an advantage of genetic engineering?
answer
D. ability to add vitamin and mineral supplements to food.
question
Which is a mechanical vector that injects recombinant DNA directly into the nucleus of a host cell?
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B. micropipette.
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Which describes a potential benefit for the environment that stems from genetic engineering?
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C. phytoremediation.
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Which best describes the process of making recombinant DNA?
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C. The sticky ends of fragmented DNA are joined with vector DNA.
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Which best illustrates the importance of DNA technology?
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C. a potato plant that is modified to resist pests.
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Which is the role of restriction enzymes?
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B. to cut DNA into fragments of different lengths.
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Which best explains why DNA technology is important for disease prevention?
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A. It can help detect if a person is prone to certain diseases.
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According to advocates for the use of genetic engineering, which is an example of the importance of recombinant DNA technology?
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D. There is a reduced use of pesticides, herbicides, and fertilizers.
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The diagram illustrates the process of creating genetically modified corn. What occurs at step 1 in the diagram?
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A. The restriction enzymes cut the isolated DNA into fragments.
question
Scientists have been able to inject the firefly's lighting gene into a tobacco plant, allowing it to glow. Which type of organism is this tobacco plant?
answer
D. transgenic organism.