大学职业资格刷题搜题APP
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【多选题】
荧光定量PCR的有哪些优点?
A.
无需跑胶，直接用荧光强度反映PCR产物的浓度，实时在线监控PCR过程；
B.
使用引物和荧光探针同时与模板特异性结合，提高了PCR反应的特异性；
C.
从mRNA水平快速检测基因表达量的高低。
D.
荧光定量PCR不但可以准确的反应基因表达水平的高低，还可以检测基因的变异位点情况
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参考答案：
举一反三
【单选题】真菌检查滤过紫外线灯下见亮绿色荧光的是：
A.
外感风热之毒，阻于肺胃二经，蕴蒸皮肤而发
B.
情志内伤，肝气郁结，久而化火，肝经火毒，外溢皮肤而发
C.
寒湿困脾，脾失健运，肌肤失养而发
D.
肝胆湿热，蕴结肌肤而发
E.
禀赋不耐，风、湿、热毒郁于肌肤而发
【单选题】Part ADirections: Read the following four texts．Answer the questions below each text by choosing A, B, C or D．(40 points)The long year of food shortage in this country have suddenly given way to appar...
A.
The abundant food supply is not expected to last
B.
Britain is importing less food
C.
Despite the abundance, food prices keep rising
D.
Britain will cut back on its production of food
【多选题】关于间接免疫荧光技术的叙述，下列哪些是正确的
A.
可以检测抗原或抗体
B.
易出现非特异性荧光
C.
敏感性较直接法明显提高
D.
用一种标记的抗球蛋白抗体，能检查多种以球蛋白作为抗体的复合物
E.
需在荧光显微镜下观查
【单选题】The long year of food shortage in this country have suddenly given way to apparent abundance. Stores and shops are choked with food. Rationing (定量供应 ) is virtually suspended, and overseas suppliers ha...
A.
the fall in world food prices would benefit British food producers
B.
an expansion of food production was at hand
C.
British food producers would receive more government financial support
D.
it looks depressing despite government guarantees
相关题目：
【单选题】真菌检查滤过紫外线灯下见亮绿色荧光的是：
A.
外感风热之毒，阻于肺胃二经，蕴蒸皮肤而发
B.
情志内伤，肝气郁结，久而化火，肝经火毒，外溢皮肤而发
C.
寒湿困脾，脾失健运，肌肤失养而发
D.
肝胆湿热，蕴结肌肤而发
E.
禀赋不耐，风、湿、热毒郁于肌肤而发
【单选题】Part ADirections: Read the following four texts．Answer the questions below each text by choosing A, B, C or D．(40 points)The long year of food shortage in this country have suddenly given way to appar...
A.
The abundant food supply is not expected to last
B.
Britain is importing less food
C.
Despite the abundance, food prices keep rising
D.
Britain will cut back on its production of food
【多选题】关于间接免疫荧光技术的叙述，下列哪些是正确的
A.
可以检测抗原或抗体
B.
易出现非特异性荧光
C.
敏感性较直接法明显提高
D.
用一种标记的抗球蛋白抗体，能检查多种以球蛋白作为抗体的复合物
E.
需在荧光显微镜下观查
【单选题】The long year of food shortage in this country have suddenly given way to apparent abundance. Stores and shops are choked with food. Rationing (定量供应 ) is virtually suspended, and overseas suppliers ha...
A.
the fall in world food prices would benefit British food producers
B.
an expansion of food production was at hand
C.
British food producers would receive more government financial support
D.
it looks depressing despite government guarantees
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