问题
单项选择题
斑点-ELISA是指ELISA实验在（）上进行，抗原（体）点样呈斑点，反应结果观察斑点的呈色。
A.硝酸纤维膜
B.玻璃板
C.琼脂
D.96孔ELISA板
答案
参考答案：A
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斑点-ELISA是指ELISA实验在（）上进行，抗原（体）点样呈斑点，反应结果观察斑点的呈色。
A.硝酸纤维膜
B.玻璃板
C.琼脂
D.96孔ELISA板
参考答案：A
| 完形填空。 | ||||
| Two Englishmen are in Boston for a 1 . They want 2 for a famous church (教堂), but they don't know how 3 there. So they ask a man, " 4 . Is there 5 church near here?" "Yes. Go three streets and 6 left. 7 your right you can find an interesting garden. Take a walk 8 the garden and turn right. There is a bank on the left. 9 from the bank you will see 10 church." | ||||
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