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Genetic Engineering Biotechnology
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February 1, 2010 Do Now: What is being described by this picture?
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Genetic Engineering
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What are some of the ways scientists use their knowledge of DNA?
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Genetic Engineering: Agriculture Agriculture Manufacturing Medicine
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Genetic Engineering is the manipulation of the DNA in cells, to change hereditary traits. It is allows scientists to put genes from one organism into another organism.
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Mistake
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Transgenic An organism that has DNA of another species
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Genetic Engineering
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Transgenic
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Green Mice: Mouse + Plant Gene
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Tobacco plant + Jellyfish gene = Transgenic Plant
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Transgenic DNA from the Glowing Fish The gene that makes it glow White Rabbit Glowing Rabbit
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Injecting foreign DNA into a Mouse Cell
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Gene Splicing Cut a segment of DNA that codes for a specific protein. For example the gene that makes the hormone insulin for people who have diabetes.
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Gene is placed into Bacteria DNA Bacteria now makes insulin
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Controversial WHY?
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Negative Aspects Violates the integrity of life Unethical Do human beings know what is best? Puts species at risk Does not take into account changing conditions
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ProsCons Genetic Engineering
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Closure What are some of the ways scientists use their knowledge of DNA?
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Response: 1. Solving Crimes 2. Agriculture 3. Manufacturing medicine 4. Testing for disease
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Is genetically modified food safe? What are the potential long term effects?
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