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Question: gm crops have been broadly deployed in north american agriculture...

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  1. GM crops have been broadly deployed in North American agriculture for roughly 20 years.

    1. a) Explain how the deployment of GM Bt crops may have helped to reduce toxic water pollution associated with agriculture. [2 Marks]

    2. b) Explain how the deployment of GM crops has permitted farmers in North America to adopt techniques that are less harmful to arable soils. [2 Marks]

    3. c) What does the process of natural selection suggest might eventually happen to these environmental gains? Can you think of a way to avoid, or at least delay, that eventuality? [2 Marks]

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