M: The injury didn't seem serious then. I decided to come today because my foot still aches when I walk.
Q: Why didn't the man see the doctor earlier?
(13)
A.He had missed an earlier appointment.
B.His foot had seemed all right.
C.His foot was badly injured and he couldn't walk.
D.He was not able to find the doctor.
第1题
英文缩写PFGE代表的是
A、火箭电泳
B、琼脂糖扩散
C、脉冲场凝胶电泳
D、琼脂糖凝胶电泳
E、聚丙烯酰胺凝胶电泳
第4题
脉冲场凝胶电泳(Pulsed field gel electrophoresis)被用来分离______。
第5题
脉冲场倒转琼脂糖凝胶电泳(field inversion gel electrophoresis,FIGE)
第6题
PAGE是指
A、琼脂糖凝胶电泳
B、聚丙烯酰胺凝胶电泳
C、脉冲场凝胶电泳
D、甲醛琼脂糖凝胶电泳
E、筛分型琼脂糖凝胶电泳
第8题
PFGE指的是
A、琼脂糖凝胶电泳
B、火箭电泳
C、琼脂糖扩散
D、聚丙烯酰胺凝胶电泳
E、脉冲场凝胶电泳
第9题
IFE是指()。
A、脉冲场凝胶电泳
B、聚丙烯酰胺凝胶电泳
C、等电聚焦电泳
D、琼脂糖凝胶电泳
E、琼脂免疫电泳
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