题库> 逻辑 CR> CR-141x3h

题目选项分析

Half of the subjects in an experiment-the experimental group-consumed large quantities of a popular artificial sweetener.Afterward, this group showed lower cognitive abilities than did the other half of the subjects-the control group.who did not consume the sweetener.The detrimental effects were attributed to an amino acid that is one of the sweetener's principal constituents.

Which of the following, if true, would best help explain how the sweetener might produce the observed effect?

【选项】A high level of the amino acid In the blood inhibits the synthesis of a substance required for normal brain functioning.

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题目基本信息

  • 所属科目:逻辑CR
  • 题目来源1:PREP07 Test 2-44
正确率:42%