In the last paragraph, the author implies that ______.
A. anatomists and geneticists are morally questionable
B. genes are as much a part of a human form as pancreas
C. the pancreas has greater human importance than genes
D. people are more interested in patenting genes than pancreas
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以下实验室检查结果中对诊断病毒性心肌炎最有意义的是( )
A. 白细胞增高
B. 乳酸脱氢酶的增高
C. X线心影扩大
D. 心电图ST-T改变
E. 血清中和抗体效价增高4倍以上
临床上抢救急性肺水肿患者,常用酒精湿化吸氧,其目的是( )
A. 抑制肺泡内细菌生长
B. 扩张肺泡毛细血管床
C. 降低肺泡内泡沫的表面张力
D. 去泡沫改善通气
E. 兴奋呼吸中枢
The council has said that jobs will have to be cut in order to balance the ______.
A. resources
B. budget
C. potential
D. consumption
During a period of sleep deprivation the effects of sleeplessness may become ______.
A. total
B. increased
C. collective
D. cumulative