【名词&注释】
凝集素(lectin)、感受器(receptor)、潜伏期延长(prolonged latency)、同化作用(assimilation)、北爱尔兰(northern ireland)、呼吸作用(respiration)、动作电位潜伏期、异化作用(dissimilation)、动作电位幅度(action potential amplitude)、合成作用(anabolic effect)
[单选题]血清与血浆的重要不同点是前者不含 （ ）
A. 球蛋白
B. 钙离子
C. 白蛋白
D. 凝集素
E. 纤维蛋白原
查看答案&解析
举一反三：
[单选题]Not only she but also her neighbours ______to the party.
A. was invited
B. has been invited
C. have invited
D. were invited
[单选题]Today a student knows that__________
A. his knowledge is often incorrect
B. he cannot learn more than the students in the 19th century did
C. those who come after him will have greater difficulties in learning
D. his knowledge is very limited compared with the total amount
[单选题]在输入到一个营养级的能量中，大约只有10%～20%能够疏通到下一个营养级，其余的则为——所消耗。（ ）
A. 异化作用(dissimilation)
B. 同化作用
C. 合成作用(anabolic effect)
D. 呼吸作用
[单选题]悲剧的效果是。（ ）
A. 单纯的痛感
B. 单纯的快乐
C. 由快感到痛感
D. 由痛感到快感
[单选题]It wasn’t such a good dinner ________she had promised us.
A. like
B. which
C. what
D. as
[单选题]感受器的适应现象表现在持续刺激条件下( )
A. 动作电位发放频率变慢
B. 动作电位幅度(action potential amplitude)变小
C. 动作电位发放频率变慢，幅度变小
D. 动作电位潜伏期延长
E. 动作电位发放频率变快
[单选题]
A. consistentB． confident
B. proud
C. modest
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