Read e-book online Mendel in the Kitchen: A Scientist's View of Genetically PDF

By Nina V. Fedoroff

ISBN-10: 030909738X

ISBN-13: 9780309097383

While eu eating places race to footnote menus, reassuring involved gourmands that no genetically changed materials have been utilized in the training in their nutrition, ravenous populations around the globe eagerly wait for the following harvest of scientifically more advantageous plants. Mendel within the Kitchen presents a transparent and balanced photo of this tangled, difficult (and very well timed) topic.

Any farmer you seek advice from may well let you know that we’ve been fiddling with the genetic make-up of our foodstuff for millennia, rigorously coaxing nature to do our bidding. The perform formally dates again to Gregor Mendel – who was once no longer a well known scientist, yet a nineteenth century Augustinian monk. Mendel spent many hours toiling in his backyard, trying out and cultivating greater than 28,000 pea crops, selectively picking very particular features of the peas that have been produced, finally giving beginning to the belief of heredity – and the now quite common perform of artificially editing our nutrients.

But as technological know-how takes the helm, steerage universal box practices into the laboratory, the realm is now keenly conscious of how adept we've develop into at tinkering with nature – which in flip has produced quite a few questions. Are genetically transformed meals quite secure? Will the meals eventually make us ill, possibly in methods we can’t even think? Isn’t it surely harmful to alter the character of nature itself?

Nina Fedoroff, a number one geneticist and well-known professional in biotechnology, solutions those questions, and extra. Addressing the terror and distrust that's speedily spreading, Federoff and her co-author, technological know-how author Nancy Brown, weave a story wealthy in background, know-how, and technology to dispel myths and misunderstandings.

In the tip, Fedoroff arues, plant biotechnology may help us to turn into larger stewards of the earth whereas allowing us to feed ourselves and generations of kids to return. certainly, this new method of agriculture holds the promise of being the main environmentally conservative approach to elevate our nutrients provide.

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Extra info for Mendel in the Kitchen: A Scientist's View of Genetically Modified Food

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Ferm. designates fermented milk. of the food. The safety issue will often lead food manufacturers to have even their own proprietary cultures produced by one of the suppliers. D. Suppliers of Starter Cultures The following survey contains suppliers engaged in production and development of starter cultures. Manufactures of standard yeast products have not been included. Companies producing starter cultures range in size from small companies supplying cultures only to subscribing food industries to large global companies supplying these and other food ingredients.

It has been used since ancient times as an important method for preserving food. Vegetables, fruits, cereals, milk, and other raw materials have been treated in special ways in order to promote the growth of beneficial microorganisms while inhibiting the growth of deteriorating and pathogenic microorganisms. Fermentation will preserve the food, and it will also enhance the taste, aroma, texture, and nutritional value of the product. The preservation effect is the result of synthesis of lactic acid and heterofermentation—also, acetic acids and, some times, antimicrobial substances.

Thermophilic cultures and some examples of their products are described in more detail in Chapter 16. , Bifidobacterium). Yeast and mold can also be added. Table 6 gives examples of dairy products produced with different combinations of microorganisms. One of the disadvantages of using pure bacterial starter cultures is that they are more sensitive to bacteriophages than undefined mixed starters (23) or indigenous flora, where there will always be strains present that can survive phage attack and continue fermentation.

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Mendel in the Kitchen: A Scientist's View of Genetically Modified Food by Nina V. Fedoroff


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