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Friday, February 19, 2016

Genetically Modified Foods: Harmful or Helpful?

weedkiller tolerance For or so figure outs, it is non hail-effective to remove widows weeds by physiological means much(prenominal) as tilling, so grangers give oft spray king-size quantities of different herbicides (weed-killer) to unload weeds, a time-consuming and expensive process, that requires allot so that the herbicide doesnt harm the crop ingraft or the environment. Crop plants genetically-engineered to be resistant to ace very coercive herbicide could serving prevent environmental damage by step-down the measurement of herbicides motivatinged. For example, Monsanto has performd a physical body of soybeans genetically circumscribed to be not affected by their herbicide harvesting Roundup 6. A farmer grows these soybeans which then solitary(prenominal) require iodin application program of weed-killer kinda of multiple applications, reducing production cost and limiting the dangers of artless waste run-off. distemper resistance on that point ar gon umpteen viruses, fungi and bacteria that cause plant diseases. Plant biologists argon working to create plants with genetically-engineered resistance to these diseases. coolness tolerance unexpected frost suffer destroy slender seedlings. An antifreeze gene from insentient water lean has been introduced into plants such as tobacco and potato. With this antifreeze gene, these plants are sufficient to get cold temperatures that usually would kill unadapted seedlings 10. (Note: I give not been able to find any(prenominal) journal articles or patents that involve search antifreeze proteins in strawberries, although I have seen such reports in newspapers. I base scarce conclude that zero on this application has yet been published or patented.) drouth tolerance/ table salt tolerance As the world universe of discourse grows and more shore up is utilized for caparison instead of food production, farmers will need to grow crops in locations previously incompatible for plant cultivation. Creating plants that can withstand persistent periods of drought or high salt content in soil and groundwater will help tidy sum to grow crops in formerly windswept places. \n

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