问题
单项选择题
颗粒性抗原中的细胞抗原一般情况下经如何处理即可使用（）。
A.100℃处理2～2.5小时
B.0.5％～1.0％氯化钙处理
C.0.3％～0.5％甲醛处理
D.经生理盐水或其他溶液洗净配置成一定浓度
E.使用表面活性剂进行处理
答案
参考答案：D
解析：细胞抗原，如绵羊红细胞，一般情况下经生理盐水或其他溶液洗净即可。
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颗粒性抗原中的细胞抗原一般情况下经如何处理即可使用（）。
A.100℃处理2～2.5小时
B.0.5％～1.0％氯化钙处理
C.0.3％～0.5％甲醛处理
D.经生理盐水或其他溶液洗净配置成一定浓度
E.使用表面活性剂进行处理
参考答案：D
解析：细胞抗原，如绵羊红细胞，一般情况下经生理盐水或其他溶液洗净即可。
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song My Deskmate, has been sent to jail (监狱) and will 1______ there for six months for drunk driving. "I've 2______ to say for myself and I'm willing to be punished (惩罚)," he said when he was standing in the 3______."What I want to say is that I feel 4______ for what I've done. I thought alcohol (酒精)could bring me freedom but never realized drunk driving could 5______ away others' freedom. And now I've 6______ my own freedom because of drinking. I'll obey the new road safety 7______ and I want to be a life-long volunteer in persuading (劝说) others not to drive after drinking." Anyone who drives after drinking doesn't think much of human life. If Gao had cared, he would have left his car parked outside the restaurant and took a 8______ home, and he would have thought about a road killer he would become. It's fair to say that his behavior can not be 9______ in modern society. Gao may not have killed anyone, but by choosing to drive a car while under the influence of alcohol, he and the large number of others who do the same have 10______ the dangerous decision that may possibly hurt other people. | |