更多“核素标记亲和标签法是蛋白质组差异显示技术。”相关问题
  • 第1题:

    最经典的蛋白质分离纯化技术是

    A、盐析法

    B、有机溶剂沉淀法

    C、凝胶层析法

    D、亲和层析法

    E、超速离心法


    参考答案:A

  • 第2题:

    用来鉴定蛋白质的技术是

    A.亲和层析

    B.离子交换层析

    C.NORTHEM印迹法

    D.SOUTHERN印迹法

    E.WESTERN印迹法


    正确答案:E
    Southern印迹杂交是DNA经电泳分离后转移至纤维膜上与探针杂交。N011herm印迹杂交则是电泳分离RNA后转至纤维膜上与探针杂交。Western印迹法是蛋白质在SDS—PAGE电泳后被转移至膜上后进行抗原抗体反应。

  • 第3题:

    HTML文档中的标签用于定义(2)。(2)A.修改标记 B.显示标题 C.元数据</div> <div class="qoption"> <div class="qcontent"><p>HTML文档中的<title>标签用于定义(2)。(2)A.修改标记</p><p>B.显示标题</p><p>C.元数据</p><p></p></div> </div> <br/><div class="qanswer"> <div> 正确答案:(2)B或显示标题<br>(2)B或显示标题 解析:title>和/title>标记中间所包含的文字,就是这个Web页面的标题,它写在头部标记之中。标题会显示在Web浏览器最上面的title(标题)栏的位置。用户可以把标题加入Bookmark(书签)中,还可以提供加入Hostlist或Bookmark列表的文本,所以一定要使title>文本有明确的意义,其语法格式一般为title>Web页面的标题/title>。 </div> </div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第4题:</p> <p> <div class="qoption"> <div class="qcontent"><p>下列属于非标记免疫技术的是</p><p>A、荧光标记免疫技术</p><p>B、酶标免疫技术</p><p>C、放射性核素标记免疫技术</p><p>D、发光免疫技术</p><p>E、免疫电泳技术</p><p></p></div> </div> <br/><div class="qanswer"> <div> 参考答案:E<br/> </div> </div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第5题:</p> <p><div class="question"><div >最先被用作标记免疫技术的标记物是( )</div><br/><div >A.荧光素<br>B.放射性核素<br>C.酶<br>D.激素<br>E.生物素-亲和素</div></div><br/><div class="qanswer"><div>答案:A</div><div>解析:<div style="font-size:20px">荧光免疫技术是标记技术中发展最早的一种。故最早应用的标记物是荧光素</div></div></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第6题:</p> <p><p>标记免疫技术的根本特点是()</p><ul class="tk_select"><li>A、用放射性核素对免疫反应进行标记</li><li>B、标记技术与免疫技术的结合</li><li>C、高灵敏性与高特异性的有机结合</li><li>D、免疫反应的生物放大作用</li><li>E、核素只能标记抗体</li></ul><br/>正确答案:<span>C</span></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第7题:</p> <p><p>用来鉴定蛋白质的技术是()</p><ul class="tk_select"><li>A、亲和层析</li><li>B、离子交换层析</li><li>C、Northern印迹法</li><li>D、Southern印迹法</li><li>E、Western印迹法</li></ul><br/>正确答案:<span>E</span></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第8题:</p> <p><p>下列哪种分离蛋白质的技术与蛋白质的等电点无关?()</p><ul class="tk_select"><li>A、亲和层析法</li><li>B、等电点沉淀法</li><li>C、离子交换层析法</li><li>D、凝胶电泳法</li></ul><br/>正确答案:<span>A</span></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第9题:</p> <p><div class="question_type">单选题</div><div class="question_title">在亲和层析中,如果使用链霉亲和素制各亲和吸附剂,则目标蛋白质需要具有:()</div><div class="choice_item"><span>A</span> <p>多聚His标签</p></div><div class="choice_item"><span>B</span> <p>HA标签</p></div><div class="choice_item"><span>C</span> <p>生物素标签</p></div><div class="choice_item"><span>D</span> <p>泛素标签</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> C </span></div><div class="answer_item">解析:<span class="answer_item_span"> 暂无解析 </span></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第10题:</p> <p><div class="question_type">判断题</div><div class="question_title">核素标记亲和标签法是蛋白质组差异显示技术。</div><div class="choice_item"><span>A</span> <p>对</p></div><div class="choice_item"><span>B</span> <p>错</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> 对 </span></div><div class="answer_item">解析:<span class="answer_item_span"> 暂无解析 </span></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第11题:</p> <p><div class="question_type">单选题</div><div class="question_title">结合SDS-PAGE,蛋白质转运,酶免疫测定三项技术用于分析抗原组分的技术为()</div><div class="choice_item"><span>A</span> <p>免疫印迹法</p></div><div class="choice_item"><span>B</span> <p>酶桥染色法</p></div><div class="choice_item"><span>C</span> <p>酶标记亲和素-生物素技术</p></div><div class="choice_item"><span>D</span> <p>酶增强免疫测定技术</p></div><div class="choice_item"><span>E</span> <p>免疫固定电泳</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> E </span></div><div class="answer_item">解析:<span class="answer_item_span"> 免疫印迹法是由SDS-PAGE、蛋白质转运和酶免疫测定三项技术结合而成,其基本原理是蛋白质样品经SDS-PAGE,其中的抗原按分子量及带电荷量大小不同而被分离,通过转移电泳原位转运至固相介质上,并保持生物学活性,然后用酶免疫测定进行特异性检测。 </span></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第12题:</p> <p><div class="question_type">单选题</div><div class="question_title">关于放射性受体显像,下列说法正确的是()。</div><div class="choice_item"><span>A</span> <p>利用放射性核素标记的配体能与靶组织高亲和力特异性受体相结合的原理</p></div><div class="choice_item"><span>B</span> <p>显示受体的空间分布、密度、数量及亲和力的大小</p></div><div class="choice_item"><span>C</span> <p>集配体–受体高特异性结合和示踪技术高敏感性于一体的无创性体内功能成像方法</p></div><div class="choice_item"><span>D</span> <p>配体主要包括蛋白质和肽</p></div><div class="choice_item"><span>E</span> <p>以上都对</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> C </span></div><div class="answer_item">解析:<span class="answer_item_span"> 暂无解析 </span></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第13题:</p> <p> <div class="qoption"> <div class="qcontent"><p>遗传多态性是指基因组中任何位点上的相对差异以及所体现出来的遗传性状上的差异,主要包括</p><p>A、多糖遗传标记</p><p>B、形态学遗传标记</p><p>C、蛋白质遗传标记</p><p>D、脂质遗传标记</p><p>E、DNA遗传标记</p><p></p></div> </div> <br/><div class="qanswer"> <div> 参考答案:BCE<br/> </div> </div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第14题:</p> <p> <div class="qtitle">免疫标记技术常用的标记物有()</div> <div class="qoption"> <div class="qcontent"><p>A、荧光素</p><p>B、酶</p><p>C、琼脂凝胶</p><p>D、放射性核素</p><p>E、血清蛋白质</p><p></p></div> </div> <br/><div class="qanswer"> <div> 答案:ABD<br/> </div> </div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第15题:</p> <p> <div class="qoption"> <div class="qcontent"><p>关于胶体金标记技术叙述正确的是</p><p>A、胶体金标记技术使用荧光作为标记物</p><p>B、胶体金标记技术使用放射性核素作为标记物</p><p>C、胶体金标记技术使用酶作为标记物</p><p>D、胶体金标记技术是蛋白质等高分子被吸附到胶体金颗粒表面的过程</p><p>E、胶体金标记技术的缺点是所需试剂量较大</p><p></p></div> </div> <br/><div class="qanswer"> <div> 参考答案:D<br/> </div> </div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第16题:</p> <p> <div class="qoption"> <div class="qcontent"><p>近年来免疫标记电镜技术最常用的染色方法为</p><p>A.酶标记免疫组化技术</p><p>B.胶体金标记技术</p><p>C.荧光免疫组化技术</p><p>D.铁蛋白标记免疫电镜技术</p><p>E.放射性核素标记免疫组化技术</p><p></p></div> </div> <br/><div class="qanswer"> <div> 正确答案:B<br> </div> </div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第17题:</p> <p><p>基于质谱的蛋白质相互作用研究方法主要有()。</p><ul class="tk_select"><li>A、串联亲和纯化耦联质谱技术</li><li>B、噬菌体显示技术</li><li>C、亲和层析耦联质谱技术</li><li>D、生物传感器耦联质谱技术</li><li>E、免疫共沉淀耦联质谱技术</li></ul><br/>正确答案:<span>A,C,D,E</span></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第18题:</p> <p><p>关于放射性受体显像,下列说法正确的是()。</p><ul class="tk_select"><li>A、利用放射性核素标记的配体能与靶组织高亲和力特异性受体相结合的原理</li><li>B、显示受体的空间分布、密度、数量及亲和力的大小</li><li>C、集配体–受体高特异性结合和示踪技术高敏感性于一体的无创性体内功能成像方法</li><li>D、配体主要包括蛋白质和肽</li><li>E、以上都对</li></ul><br/>正确答案:<span>E</span></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第19题:</p> <p><p>常用的防伪标签不包括()。</p><ul class="tk_select"><li>A、刻印标记</li><li>B、易碎纸标签</li><li>C、条码技术标签</li><li>D、透明PVC防伪标签</li></ul><br/>正确答案:<span>A</span></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第20题:</p> <p><div class="question_type">多选题</div><div class="question_title">遗传多态性是指基因组中任何位点上的相对差异以及所体现出来的遗传性状上的差异,主要包括( )</div><div class="choice_item"><span>A</span><p>多糖遗传标记</p></div><div class="choice_item"><span>B</span><p>形态学遗传标记</p></div><div class="choice_item"><span>C</span><p>蛋白质遗传标记</p></div><div class="choice_item"><span>D</span><p>脂质遗传标记</p></div><div class="choice_item"><span>E</span><p>DNA遗传标记</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> C,A </span></div><div class="answer_item">解析:<span class="answer_item_span"> 暂无解析 </span></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第21题:</p> <p><div class="question_type">配伍题</div><div class="question_title">是研究基因工程产品蛋白质间相互作用的技术( )|是目前蛋白质组研究中最有效的分离技术( )|是根据不同离子间的质量、电荷比值差异来确定分子量的技术( )</div><div class="choice_item"><span>A</span><p>二维凝胶电泳</p></div><div class="choice_item"><span>B</span><p>图像分析技术</p></div><div class="choice_item"><span>C</span><p>同位素标记亲和标签法</p></div><div class="choice_item"><span>D</span><p>质谱技术</p></div><div class="choice_item"><span>E</span><p>噬菌体展示</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> C,D </span></div><div class="answer_item">解析:<span class="answer_item_span"> 暂无解析 </span></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第22题:</p> <p><div class="question_type">单选题</div><div class="question_title">放射性核素标记亲和标签法是指()</div><div class="choice_item"><span>A</span> <p>二维凝胶电泳技术</p></div><div class="choice_item"><span>B</span> <p>蛋白质芯片技术</p></div><div class="choice_item"><span>C</span> <p>质谱技术</p></div><div class="choice_item"><span>D</span> <p>图象分析技术</p></div><div class="choice_item"><span>E</span> <p>蛋白质组差异显示技术</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> E </span></div><div class="answer_item">解析:<span class="answer_item_span"> 暂无解析 </span></div></p> </div> </div> </li> <li class="list-group-item list-group-item-action"> <div class="p-2"> <div> <p>第23题:</p> <p><div class="question_type">单选题</div><div class="question_title">最先被用作标记免疫技术的标记物是()</div><div class="choice_item"><span>A</span> <p>荧光素</p></div><div class="choice_item"><span>B</span> <p>放射性核素</p></div><div class="choice_item"><span>C</span> <p>酶</p></div><div class="choice_item"><span>D</span> <p>激素</p></div><div class="choice_item"><span>E</span> <p>生物素-亲和素</p></div><br/><div class="answer_item">正确答案: <span class="answer_item_span"> E </span></div><div class="answer_item">解析:<span class="answer_item_span"> 暂无解析 </span></div></p> </div> </div> </li> </ul> </div> </div> </div> <div class="col-4"> <div class="card"> <div class="card-header p-3"> <h5 class="p-0 m-0">相关内容</h5> </div> <div class="card-body"> <ul class="list-group list-group-flush"> <li class="list-group-item list-group-item-action"> <div class=""> <a href="/c_11559/" class="text-dark text-decoration-none">银行考试</a> </div> </li> <li class="list-group-item list-group-item-action"> <div class=""> <a href="/c_44642/" class="text-dark text-decoration-none">“学习贯彻4月17日中共中央政治局会议精神”专项答题</a> </div> </li> <li class="list-group-item list-group-item-action"> <div class=""> <a href="/c_43731/" class="text-dark text-decoration-none">内分泌系统疾病</a> </div> </li> <li class="list-group-item list-group-item-action"> <div class=""> <a href="/c_13459/" 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