What Can be inferred from the passage about the route tO long life、

试卷相关题目

• 1The average modified mouse lived

  A.3 years．

  B.753 days．

  C.More than 3 years．

  D.887 days．

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• 2What does the last sentence in the third paragraph imply、

  A.People like to lose weight，but they do not like to eat less．

  B.People want to go to heaven．but they do not want to die．

  C.Mice will go to heaven if they lose weight．

  D.Mice enjoy losing weight．

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• 3According to t11e passage，we do not know whether humans will benefit from taking in fewer calories partly because

  A.humans，worms and rodents are different．

  B.most people are not willing to be put on a strict diet．

  C.the effect is not known．

  D.genetic changes in tissues can not be performed on humans

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• 4Ronald Kahn and his colleagues can make mice live longer by

  A.offering them less food．

  B.giving them a balanced diet．

  C.disrupting the specific genes in their fat cells．

  D.preventing them growing larger

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• 5Which of the following is NOT true of the scoring system for diving、

  A.It is more biased．

  B.It is more reasonable．

  C.It is fairer．

  D.It is tighter．

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