What did the researchers recently find out about mice and rats in an experiment?
A. Exercising mice and rats liked to learn new skills.
B. Exercising mice and rats remembered new skills better.
C. Mice and rats without exercise disliked learning new skills.
D. Mice and rats without exercise remembered new skills better.
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What happened in a similar experiment with people?
A. Half of the people exercised while the other half didn’t exercise.
B. Half of the people learnt something while the other half didn’t learn.
C. Half of the people exercised for four hours after they learnt something.
D. Half of the people began exercising immediately after learning something.
Based on the results of the experiment with people, whose memory is better?
A. Those who wait to exercise four hours later.
B. Those who exercise right after they learn.
C. Those who wait to exercise late at night.
D. Those who exercise for four hours.
What do the researchers hope future research will discover?
A. How much we should sleep.
B. How much we should study.
C. When we should exercise.
D. When we should study.
他汀类药物能够有效抑制斑块聚集，目前已经成为抗动脉粥样硬化和降低心血管疾病风险的重要药物。半衰期较短的他汀类药物适合在临睡前服用的原因是
A. HMGCoA合酶活性中午最高
B. HMGCoA合酶活性午夜最高
C. HMGCoA还原酶活性中午最高
D. HMGCoA还原酶活性午夜最高
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