The 7 research puzzles in the genetic improvement of biological bodies made by ion beam mediated technique, are worth noticed.

在利用离子束介导技术对生物体进行遗传改良的研究领域内仍然存在着7大研究难题值得注意。

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“It helps us to understand puzzles in addiction research such as why recovered addicts often relapse after they have broken free of withdrawal symptoms.” The lesson?

这让我们对毒瘾研究上碰到的难题有所了解，例如那些已经经历了脱隐症状的人为何又会重新沾染上毒品。

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At Yale, the three-year-old canine cognition center has been barraged by humans eager to have their dogs' intelligence evaluated, volunteering them for research exercises and puzzles.

在耶鲁，成立三年的犬科动物认知中心已经不堪承受人们的热情，他们渴望给自己的狗评估智商，自愿让它们参加研究训练和智力游戏。

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In just three weeks this fall, thousands of people playing the free downloadable game helped map the structure of an enzyme that could fight HIV and AIDS. Scientists at the University of Washington created Fold-it to turn research about protein folding into a game, dishing up puzzles made up of spirals and clumps that represent amino acids.

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"These fascinations likely stemmed from my interest in puzzles and paradoxes as an adolescent and continued through my curiosity in academic research, " he wrote in the statement submitted in early 2011.

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