| 单词 | golden rice |
| 释义 | > as lemmasgolden rice golden rice n. a variety of rice genetically modified to contain beta-carotene, developed to reduce the occurrence of vitamin A deficiency in populations whose staple food is rice.Beta-carotene imparts a yellow or orangish colour to the grains of such rice. ΚΠ 1999 Science 13 Aug. 994/1 Described here last week at the 16th International Botanical Congress, the golden rice has been genetically engineered to contain β-carotene, the precursor to vitamin A, as well as a healthy dose of iron. 2002 S. Pinker Blank Slate (Book Club ed.) xiii. 229 These activists are also opposed to ‘golden rice,’ a genetically modified variety that could prevent blindness in millions of children in the developing world and alleviate vitamin A deficiency in a quarter of a billion more. 2013 N.Y. Times (National ed.) 25 Aug. (Review section) 7/3 The potential that the Golden Rice would cross-pollinate with other varieties, sometimes called ‘genetic contamination’, has been studied and found to be limited, because rice is typically self-pollinated. < as lemmas |
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