题目内容

下列有关颗粒剂辅料的叙述正确的是( )

A. 优良的赋形剂既具有矫味作用,又具有黏合作用
B. 辅料用量不超过稠膏量的10倍
C. 不能单独使用糖粉作辅料 D.稠膏:糖粉:糊精=1:1:1
D. 羟丙基淀粉不能用作颗粒剂的辅料

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下列不属于对颗粒剂的质量要求是( )

A. 溶化性强 ,不得检出大肠埃希菌
B. 在1号筛到5号筛之间的颗粒不得超过15%
C. 含水量不得超过9.0%
D. 成品的外观必须干燥、颗粒均匀

解释一下“吉祥图案”?

Replication of DNA is:

A. Conservative
B. Semiconservative
C. Nonconservative
D. None of these

In replication, after formation of replication fork:

A. Both the new strands are synthesized discontinuously
B. One strand is synthesized continuously and the other discontinuously
C. Both the new strands are synthesized continuously
D. RNA primer is required only for the synthesis of one new strand

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