วันอังคารที่ 10 กุมภาพันธ์ พ.ศ. 2552

Topic and mainidea

paragraph 1
Topic: extraordinary tomato
Main Idea: A GROUP of multination European scientists has used gene-splicing techniques to create an extraordinary tomato.

paragraph 2
Topic: Golden Rice
Main Idea: “Golden Rice”, a collection of new rice varieties.

paragraph 3
Topic: vitamin A deficiency
Main Idea: Most physicians in North America and Europe never see a single case of vitamin A deficiency.

paragraph 4
Topic: children of pre-school age are at risk of vitamin A deficiency
Main Idea: Every year, about 500,000 children become blind as a result of vitamin A deficiency, and 70 percent die within a year of losing their sight.

paragraph 5
Topic: staple foodstuff
Main Idea: In theory, we could simply supplement children’s diets with vitamin A in capsules.

paragraph 6
Topic: Biotechnology
Main Idea: Golden Rice, which incorporates beta-carotene into the genetically altered rice grains.

paragraph 7
Topic: Golden Rice
Main Idea: Golden Rice offers the potential to make contributions to human health and welfare.

paragraph 8
Topic: opposition golden rice
Main Idea: There is absolutely nothing about golden rice that should require endless case-by-case reviews and bureaucratic dithering.

paragraph 9
Topic: modify DNA and transfer genes
Main Idea: no conceptual distinction exists between genetic modification of plants and micro- organisms.

paragraph 10
Topic: research with plants
Main Idea: government regulation of field research with plants should focus on the traits.

paragraph 11
Topic: “wide crosses”
Main Idea: hybridisations that move genes from one species or genus to another-across what used to be considered natural breeding boundaries.

paragraph 12
Topic: This is good new
Main Idea: announced last October that her organization will provide funding to the International Rice Research Institute to shepherd Golden Rice through national regulatory approval processes.

paragraph 13
Topic: Condoleezza Rice
Main Idea: A new Green Revolution demands a global commitment to creating a modern agricultural infrastructure.

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