问题
单项选择题 A1型题
通常动物进行灌注固定时，先用下面哪种混合固定液进行灌注，取材后再浸泡在固定液中（）
A.4%多聚甲醛-0.1mol／L磷酸缓冲液（pH7.3）
B.PFG液
C.中性甲醛液
D.4%多聚甲醛-磷酸二钠／氢氧化钠液
E.乙醚-乙醇液
答案
参考答案：A
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通常动物进行灌注固定时，先用下面哪种混合固定液进行灌注，取材后再浸泡在固定液中（）
A.4%多聚甲醛-0.1mol／L磷酸缓冲液（pH7.3）
B.PFG液
C.中性甲醛液
D.4%多聚甲醛-磷酸二钠／氢氧化钠液
E.乙醚-乙醇液
参考答案：A
| 选择方框中恰当的词填空,每词只限用一次,有两个词多余。 | |
hospital, he ____4____ some ____5____ in a shop. When Mr. Brown gets ____6____, he gives his wife the flowers and says, "____7___ birthday to you, dear. It's January 14th today. I remember your birthday this year." Mrs. Brown laughs and says, "My birthday was yesterday, not today. But ____8___you all the same." 1._____________ 2._____________ 3._____________ 4._____________ 5.____________ 6.____________ 7._____________ 8.______________ |
s birthday flowers busy thank buys home sells