2019-2020学年高中生物人教版必修二同步训练:(14)基因对性状的控制
※题型:单选题※知识点:单选题※试题难度:中等<br>如图为DNA、蛋白质与性状的关系示意图,有关说法正确的是( )<img src="https://picture2.zhihuicn.com/testImage/1/2018/8/6/6E23C23A25EEC1C4B3F158BAD9203AC9.png"><br>A.①过程与DNA复制的共同点,都是以DNA单链为模板,在DNA聚合酶的作用下进行<br>B.②过程中需要多种tRNA,不同tRNA所转运的氨基酸一定不同<br>C.DNA上某个基因发生了基因突变,一定会导致蛋白质结构的改变<br>D.人的白化病是通过蛋白质间接表现,囊性纤维病是通过蛋白质直接表现<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2018/2399fd0b6d87441ca63ba5869da4c550/2BB966A0E0D0EF1A330D14E3ADEDA5C5.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2018/1df2eb82c17e46c68c1a47b8931a0152/A962BC87D1BA07E8BDD0542B5F53382B.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下图表示完整的中心法则,有关叙述不正确的是( )<img src="https://picture2.zhihuicn.com/testImage/1/2019/11/20/E74227CA781E389D2EB2E04302478264.png"><br>A.①②③过程都需要模板、原料、酶和能量<br>B.④⑤过程发生在某些病毒体内<br>C.在蓝藻细胞中,②③过程可在细胞同一区域同时发生<br>D.上述过程均遵循碱基互补配对原则<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2019/fe58d72d139c44709857441b1ee925a2/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br>略<br>※题型:单选题※知识点:单选题※试题难度:较易<br>下图是遗传信息的传递过程,在记忆细胞和效应T细胞内,所能进行的生理过程是( )<img src="https://picture2.zhihuicn.com/testImage/1/2018/3/22/072671DE57D4A1F141324421AD97D48A.png"><br>A.两者都只有①<br>B.前者只有①,后者有①②③<br>C.两者都只有②③<br>D.前者有①②③,后者只有②③<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2018/28b1bd8da8814a0e97109f2e234f7234/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2018/2ae8b4d1dc3a4536aec91cdcca027e88/03EC942E21095CCE41BB69EABDE3A81E.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较难<br>1983年科学家证实,引起艾滋病的人类免疫缺陷病毒(<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/30C811E1EA8D989B1FD795737047D2FE.png"><br>)是一种逆转录病毒。下列正确表示<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/30C811E1EA8D989B1FD795737047D2FE.png"><br>感染人体过程的“遗传信息流”示意图是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/3E12EDA2E9A32AD2DF215606FF0B312A.png"><br><img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/37A5C36D6A2E4CFEAA1E3435A5B4F504.png"><br>蛋白质(性状)<br>B.<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/C3E67CDB6807F196BC296D550A61B3C2.png"><br><img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/237997A081CF8FD5CDD2E8E1F085AB02.png"><br>DNA<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/A5252D83EBCA45317823D54DE7722A91.png"><br>蛋白质(性状)<br>C.<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/68139310E253CC3922519BAC64DEEE2A.png"><br><img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/DAED3E1FE04B178253782E9CB81C2E50.png"><br>DNA<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/699418B2EF02B64692661C029F5926CA.png"><br>RNA<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/2ED91D45EA3B065FBCD42E8B7ECDC1E0.png"><br>蛋白质(性状)<br>D.RNA<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/C0C198A676CC6A3D76F7E8589C31536C.png"><br><img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/8C3A75B5D82E69C3EA49BC958D9B1E3A.png"><br><img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/B956E35114ED10392B908EE22A181046.png"><br>RNA<img src="https://picture2.zhihuicn.com/testImage/1/2014/5/4/BCA3F1DA8639E8004B7C7BD3756C9948.png"><br>蛋白质(性状)<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2014/c508b98016ac4756bdc5dc2f0b1c1af3/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2014/1105f6dfccd94ac5876526790906bd19/E8A9D025FB12F5CB42B8309EBD96CD78.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>如图表示遗传信息传递的中心法则,其中需要逆转录酶参与的过程是( )<imgA.① B.② C.③ D.④<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2019/e29ae94d6ddb474a99dcbd7fdc5d6b10/2BB966A0E0D0EF1A330D14E3ADEDA5C5.png"><br>解析<br>略<br>※题型:单选题※知识点:单选题※试题难度:中等<br>关于下图所示的过程,有关叙述正确的是( )<imgA.噬菌体进行①过程,需将噬菌体放在含有四种游离的脱氧核糖核苷酸的溶液中<br>B.正常的真核生物细胞内可发生①②⑤过程<br>C.③④⑥过程常见于<img src="https://picture2.zhihuicn.com/testImage/1/2014/8/30/6225EB5A3D19566EC96949085E42EC2A.png"><br>病毒侵入细胞时<br>D.细胞中①④过程的发生都需要解旋酶的催化作用<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2014/0e58893d43c64b699c254d83b36cd1ad/CB10E80A5A739A58F1312BA12F379467.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2014/1475fe49cd6f4dec9284e5867c01c0d2/FE8855DD3597C7B7D0E12368A37861F9.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>埃博拉出血热(EB-HF)是由EBV(—种丝状单链RNA病毒)引起的,EBV与宿主细胞结合后,将其核酸一蛋白复合体释放至细胞质,通过下图途径进行增殖。如直接将EBV的RNA注入人体细胞,则不会引起EBHF。下列推断不正确的是( )<img src="https://picture2.zhihuicn.com/testImage/1/2019/6/12/9B032759C77EBC183175BF1445C3C7D7.png"><br>A.过程①所需嘌呤数等于过程③所需嘌呤数<br>B.分别用<sup>32</sup>P和<sup>35</sup>S标记EBV的核酸和蛋白质不能证明谁是遗传物质<br>C.过程①所需的原料由宿主细胞提供<br>D.参与过程②的RNA有3种<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2019/e8da6f04dc38446aab4a050fcff0ca83/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2019/d9aa8612f96b47f78b37e510593ef707/96C6EF8ACC48294DDDA3CD0FAC3FE0A9.png"><br><br>
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