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【单选题】
对中药资源的有限性和可解体性，下列描述不正确的是A.
中药资源的有限性即是稀缺性，它是指自然界的中药资源蕴藏量是有限的
B.
在物种的自然演化过程中，每种生物都具有适应某些生存环境的能力
C.
自然种群减少到一定数量时，会导致某些中药资源种质的消失，进而会导致某些物种灭绝，这就是中药资源的解体性
D.
种类的灭绝即是种类的解体，种类灭绝后可以通过现代生物技术使资源再生
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【单选题】Why was the writer pleaded with to take chemistry or biology?
A.
Beause her professor in Yale advised her to take chemistry or biology.
B.
Because her mother attempted to persuade her to take chemistry or biology.
C.
Because she was from China.
【单选题】Organometallic chemistry combines aspects of organic chemistry with , and is formally defined as the study of compounds containing metal-carbon bonds, although many "organometallic compounds" contain ...
A.
those of inorganic chemistry
B.
inorganic chemistry
【单选题】( ( ) 年,冯特在德国莱比锡大学建立第一个心理学实验室被界定为科学心理学的诞生 。 ) 年,冯特在德国莱比锡大学建立第一个心
A.
1789年
B.
1879年
C.
1798年
D.
1897年
【简答题】A．Chemistry isn't hard for him. B．Physics is easy for him. C．Chemistry is easier than Physics for him. D．Physics is easier than Chemistry for him.
【单选题】What is analytical chemistry?
A.
The study of how chemicals react
B.
The analysis of other chemistry studies
C.
The identification, isolation, and measurement of chemicals
D.
The most advanced form of chemistry
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