单词：orthodox casting
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One of the leading researchers in the field of protein folding is David Baker of the University of Washington, in Seattle. 西雅图华盛顿大学的David Baker是蛋白质折叠领域研究者的领军人物之一。 For the past 20 years he and hi
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Researchers Genetically Modify Corn to Increase Nutrition Researchers in the United States say they have discovered how to genetically engineer corn to produce a kind of amino acid usually found in meat. The result is a food with increased nutrition
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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January
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Ameloblasts- cells which differentiate from ectoderm and secrete enamel during tooth development. Amino acids - building blocks of proteins containing a carboxyl group (COOH) and an amino group(NH2) b
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Lesson 38: [00:03.29]Let's Invent Hoverboards!My name's Sam. [00:08.93]Last time I talked to you I told you about my birthday. [00:14.71]What type of transportation would I like to see in the future? [00:20.35]I would like to see hoverboards. [00:24.
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Transporter of delight 传递快乐的使者 Happiness is in your DNA; and different races may have different propensities for it 基因决定幸福；而不同种族的幸福倾向不尽相同 Born smiling? 天生会笑？ THE idea that the human pe
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