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【单选题】
符合DNA结构的正确描述是A.
两股螺旋链相同
B.
两股链平行，走向相同
C.
每一戊糖上有一个自由羟基
D.
戊糖平面垂直于螺旋轴
E.
碱基对平面平行于螺旋轴
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【简答题】promote summarize make up for investigate performance not in the least initial on occasion emerge critical phenomenon insert attach in retrospect await in due 7) Make su...
【单选题】Always make sure you protect your skin against the sun because whenever you _________ your skin to the sun, you are increasing your chance of skin cancer.
A.
expose
B.
insert
C.
bind
D.
dispose of
【单选题】Let's not wait any longer, he might not（）at all.
A.
turn over
B.
turn up
C.
turn on
D.
turn down
【多选题】药剂中需调配成混悬液的情况有
A.
液体制剂中含不溶性固体药物
B.
两种溶液混合发生化学反应产生沉淀
C.
改变溶媒性质而析出沉淀
D.
处方中含有两种互不相溶的液体
E.
液体制剂中含有毒性药品
【简答题】promote summarize make up for investigate performance not...in the least initial on occasion emerge critical phenomenon insert attach in retrospect await ...
【多选题】药剂中需调配成混悬液的情况有
A.
液体药剂中含不溶性固体药物
B.
两种溶液混合发生化学反应产生沉淀
C.
改变溶媒性质而析出沉淀
D.
使药物具有局部保护和覆盖创面作用
E.
液体药剂中含有毒性药品
【简答题】Fill in the gaps with words or phrases given as following in red ●● promote summarize make up for investigate performance not...in the least ...
【简答题】Always make sure you protect your skin against the sun because whenever you ________ your skin to the sun, you are increasing your chance of skin cancer.A. bindB. exposeC. insertD. shelter
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