问题
单项选择题
免疫组织化学技术中，必须保证组织材料（）
A.取材新鲜
B.固定及时
C.形态保存良好
D.抗原物质的抗原性不被破坏
E.以上均包括
答案
参考答案：C
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免疫组织化学技术中，必须保证组织材料（）
A.取材新鲜
B.固定及时
C.形态保存良好
D.抗原物质的抗原性不被破坏
E.以上均包括
参考答案：C
| 交际运用，从方框中选择适当句子补全对话，其中有一项为多余选项。 | |
B: Good morning. Sit down, please. What's the matter with you? A: 1 I have a stomachache. B: What did you have for supper yesterday evening? A: 2 We had different kinds of food. B: 3 A: Yes. Is it serious? B: Don't worry. 4 Take this medicine three times a day after meals. Be careful not to eat meat and sea food these days. A: 5 Thank you, doctor. |