题目内容

先天性肾上腺皮质增生症的实验室检查，下列哪项不正确()

A. 皮质醇和ACTH浓度常在正常范围内
B. 11β-羟化酶缺乏症患儿，尿液17-羟类固醇水平有增高
C. 21-羟化酶缺乏症患儿，尿液17-酮类固醇水平有增高
D. 失盐型21-羟化酶缺乏症患儿，血脱氧皮质酮明显增高
E. 17α-羟化酶缺乏症患儿，血浆和尿中脱氧皮质酮明显增高

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假基因（Pseudogenes）

A customer has an IBM System Storage DS8100 at their primary site and a DS6800 at their recovery site, 9.5 kilometers away. They want to replicate data for disaster recovery backup with the least impact on performance. Which of the following products best accomplishes this task?（）

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C. American songs.

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A. 户外广告
B. 态度广告
C. 形象广告
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