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【单选题】
在制备牛肉膏蛋白胨固体培养基的过程中加入琼脂这一理想的凝固剂,下列关于琼脂的说法错误的是 ( ) A .不被所培养的微生物分解利用,对所培养的微生物无毒害作用 B .在微生物生长温度范围内保持固体状态 C .琼脂凝固点低,利于微生物的生长 D .琼脂在灭菌过程中不会被破坏,透明度好,凝固力强
A.
B.
C.
D.
D
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【简答题】如果边际消费倾向为150亿,那么增加( )亿投资可以消除预算赤字。
【单选题】如果边际消费倾向为0.8,那么增加1000万元的投资将导致国民收入增加( )
A.
1000万元;
B.
2000万元;
C.
5000万元;
D.
8000万元。
【单选题】TEXT C Women’s minds work differently from men’s. At least, that is what most men are convinced of. Psychologists view the subject either as a matter or frustration or a joke. Now the biologists have ...
A.
Biologists are conducting research where psychologists have given up.
B.
Brain differences point to superiority of one sex over the other.
C.
Results of scientific research fail to support pupular belief.
D.
The structural difference in the brain between the sexes has long been known. 
【单选题】病人,女性, 56岁。畏寒、水肿、便秘、嗜睡、行动迟缓1年。颜面水肿,睑厚面宽,毛发稀疏,目光呆滞,反应迟钝,其诊断可能为
A.
慢性肾炎
B.
甲状腺功能减退症
C.
贫血
D.
结核病
E.
营养不良
【单选题】Women's minds work differently from men's. At least, that is what most men are convinced of. Psychologists view the subject either as a matter of frustration or a joke. Now the biologists have moved i...
A.
Results of scientific research show that biology causes the gender differences.
B.
The author holds that nurture rather than nature determines the sex differences.
C.
Brain differences point to superiority of one sex over the other.
D.
The research shed light on the relationship between the skills and the functioning of the brain.
【单选题】Women's minds work differently from men's. At least, that is what most men are convinced of. Psychologists view the subject either as a matter or frustration or a joke. Now the biologists have moved i...
A.
Biologists are conducting research where psychologists have given up.
B.
Brain differences point to superiority of one sex over the other.
C.
Results of scientific research fail to support popular belief.
D.
The structural difference in the brain between the sexes has long been known.
【单选题】1 Women's minds work differently from men's. At least, that is what most men are convinced of. Psychologists view the subject either as a matter of frustration or a joke. Now the biologists have moved...
A.
Biologists are conducting research where psychologists have given up.
B.
Brain differences point to superiority of one sex over the other.
C.
Results of scientific research fail to support popular belief.
D.
The structural difference in the brain between the sexes has long been known.
【单选题】如果边际消费倾向为0.8,那么,增加100亿的投资将导致国民收入增加 亿
A.
100
B.
200
C.
500
D.
800
【单选题】女性,56岁,畏寒、水肿、便秘、嗜睡、行动迟缓1年。颜面水肿,睑厚面宽,毛发稀疏,目光呆滞,反应迟钝,其诊断可能为
A.
慢性肾炎
B.
甲状腺功能减退症
C.
贫血
D.
结核病
E.
营养不良
【单选题】女性,56岁,畏寒,便秘,嗜睡,行动迟缓1年。颜面水肿,睑厚面宽,毛发稀疏,目光呆滞,反应迟钝,其诊断可能为
A.
慢性肾炎
B.
甲状腺功能减退症
C.
贫血
D.
结核病
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