3.3蛋白质—2021-2022学年高一生物北师大版（2019）必修1随堂检测
※题型：单选题※知识点：单选题※试题难度：中等<br>蛋白质在人体内承担了多种生理功能,当某人感冒发烧时,血液中某些抗体含量增加,该事实说明( )<br>A.蛋白质是细胞的结构物质<br>B.蛋白质具有调节作用<br>C.蛋白质具有免疫作用<br>D.蛋白质具有运输作用<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2019/19a434ab545a461c81bb580860493fcc/F3FFF02E67737AECAA5F9376DCA7D618.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2019/410d648adf344aa68c8c485a0f8e04d2/267A501D9D94CF5548129355FFF57257.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>在血红蛋白的结构中,连接两个氨基酸分子的化学键是( )<br>A.-NH-CO- B.-NO-CH-<br>C.-NO-CO- D.-NH-CH-<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2021/26c4347d8c1c4dd68229382e438d7778/C6DD893B0461FAD877175A7ECBBD5939.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>下列四个结构式中,属于构成蛋白质的氨基酸分子的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/1/2021/6/19/69CF24E3FA6CDC4CD2785E785054CE0A.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/1/2021/6/19/1CE5FB8124DF40DA967162116093B633.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/1/2021/6/19/C691FB7769865A8E9191286F02B742AF.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/1/2021/6/19/E4940D4D16DCFEE66F9245B9E54241AD.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2021/09f062bcb94b41e2bf0810399453a80f/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2021/8e7159b193cd42fb9c3ba75435b7cde9/3EEF4B098FDD23E188AE5E1FEE12E392.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>若下列物质各只有一分子,则在这些物质中可以组成蛋白质的氨基酸最多可以脱水缩合形成( )<br><img src="https://picture2.zhihuicn.com/testImage/1/2021/6/19/BEA472A3E926955AA6F78EE53DFF2FF7.png"><br>A.二肽 B.三肽 C.四肽 D.五肽<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2021/2111823c365a4f6f93aca94881758881/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2021/69095aec4b134c41a17f4301ea1054fb/9B5FA0C2F3EF9877124653053E5EE233.png"><br><br>
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