BIOL 1010 Lecture Notes - Lecture 5: Seed Saving, Flavr Savr, Norman Borlaug

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Humans have guided the evoluion of crops for a long ime. A small sample of wild plants were chosen and domesicated. All crops we grow today were once wild plants, but no crop would survive in the wild anymore. Crops, strains and genes have moved around the globe. Since agriculture began, humans have been breeding plants and animals to obtain desired characterisics. Breeding is a form of geneic manipulaion in a populaion through ariicial selecion . Plants and animals similar to but also quite diferent from their wild ancestors can result from breeding. Over 10,000 years since agriculture began, most important are cereals such as: And poultry such as turkeys, chickens and ducks. And plant and animal products such as milk, cheese, eggs, and oils. Mesoamerica: corn, common bean, squash, sweet potato, tomato, upland corn. Andean region: potato, common bean, peppers, cassava, pineapple, pima coton. Africa: sorghum, african rice, cofee, okra, melon, cowpea.

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