Genetic engineering holds the key to feeding the world¡¦s growing population‚ curing our diseases and saving our natural resources. Welcome to the brave new world of farming‚ ¡§Transgenic Crops¡¨. Genetically modified crops or food is a very controversial subject these days‚ with statements ranging from‚ the cure to world hunger‚ to the creators of the super-weeds and pesticide resistant insects‚ to so called ¡§Frankenfoods¡¨‚ it is no wonder that the average consumer is confused‚ or unaware of
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Taylor Sheridan English 201A Professor Jim West 15 May 2012 The Hidden Cost of Convenience Human beings have had a relationship with the Earth through farming since 10‚000 B.C.‚ and to this day humans remain dependent on that very relationship. The development in farming techniques has exploded since the early 1900’s with the development of chemical pesticides and Genetic Engineering (GE). GE crops treated with pesticides produce larger quantities of food at an immensely faster rate. Approximately
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1. Plant breeders wanted to produce a better variety of tomato by selective breeding. Two plants‚ of the varieties Tangella and Piranto‚ were crossed. (a) Some flowers of each variety were covered with cellophane bags. The diagram shows a covered flower and a brush. (i) Explain why some flowers were covered with cellophane bags during the selective breeding. .......................................................................................................................... ........
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According to the WHO‚ Genetically modified (GM) foods are foods derived from organisms whose genetic material (DNA) has been modified in a way that does not occur naturally‚ e.g. through the introduction of a gene from a different organism…. Most existing genetically modified crops have been developed to improve yield‚ through the introduction of resistance to plant diseases or of increased tolerance of herbicides. The WHO also adds that‚ GM could be used in changing the level of nutrients in food
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Frankenfoods: It’s What’s in the Inside that Counts During the Neolithic Revolution‚ human life revolutionized. Humans started living in cities‚ forming class hierarchies‚ and organizing labor. However‚ the most significant turn of the new era was the advent of agriculture. Agriculture made the Neolithic Revolution truly a “revolution” by removing the need for humans to move from place to place in search for a meal and giving humans the ability to feed not only their families‚ but their friends and neighbors
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Harmful ? Or Helpful ? CC 88254-0203 Group 4 What is Genetically-Modified Food? GM food refers to any food‚ that is derived from an organism in which the genetic material has been modified using modern biotechnology. It is commonly use in crop plants rather than animal. With the genetic engineering‚ plants could enhance desired traits‚ such as‚ increase resistance to herbicides and improve nutritional content. GM crops focus on improving the favorable characteristics and removing
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risks. Food labeling is also important because it informs consumers about the certain ingredients in processed foods that some people are allergic to. Labeling foods that have been modified trough genetic engineering let’s people know that their food has been genetically altered. Genetic Engineering involves the embedding of different strains of DNA and the bringing together of a variety of bacteria and unnatural chemicals. There is still a lot of unknown risks about the effects of consuming food
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It’s been said that humans are what they eat. The relationship humans have with food is unappreciated. Food is the fuel that keeps humans going‚ gives them the energy needed to be creative and productive; it is the building block of society‚ after all‚ it wasn’t until the Neolithic Era‚ when humans figured out a way to domesticate plants and animals‚ that any form of organized society formed. Even during the previous hunter-gatherer foraging era‚ humans were very connected to the food they ate; understanding
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used to refer to crop plants created for human or animal consumption using the latest molecular biology techniques. The reason these plants are being modified today is to enhance desired traits such as increased resistance to herbicides (pesticides used to kill unwanted plants) or improved nutritional content. In order to create these genetically modified foods‚ scientists must introduce specific changes to their DNA by using extremely precise genetic engineering techniques. While there are some benefits
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whose characteristics have been altered using the techniques of genetic engineering. (Add Citation). The general principle of genetically modified organisms is to alter genetics on an organism’s genome. This is done by adding‚ deleting or mutating genetic material.(Add Citation). Adding DNA to an organism results in recombinant DNA. Recombinant DNA aresequences that result from the use of laboratory methods to bring together genetic material from other organisms‚ creating sequences that would not
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