5.1细胞的增殖—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>根据下图判断,能正确表达有丝分裂细胞周期概念的段是( )<img src="https://picture2.zhihuicn.com/testImage/1/2020/9/1/D4643247E903F31B4344800D34866E79.png"><br>A.a~b B.a~c C.b~c D.b~d<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2020/a6d5ccd296dc48888a8f6bb81b69f6a6/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2020/d2cb9bc4f70848758dbc18c0f2f934a3/7304A04F349AA6327AE63DC2B3AACE13.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>下列关于高等植物根尖分生区细胞细胞周期的叙述,正确的是( )<br>A.间期,核苷酸和氨基酸进入细胞核参与物质合成<br>B.前期,染色质丝螺旋缠绕形成染色体,核膜解体<br>C.中期,染色体的着丝粒只与一极发出的纺锤丝相连<br>D.末期,到达每一极的染色体含有两个染色体组<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2021/1325952e6ca14582ace29a1787cae125/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2021/c251c30e3fe4499b88e6b432295d530a/86C0956138A35459BE1253DD1B78E519.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>细胞有丝分裂过程中,纺锤体形成于分裂期的( )<br>A.前期 B.中期 C.后期 D.末期<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2020/9df39906e62b462c9373e612735d4c03/C6DD893B0461FAD877175A7ECBBD5939.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2020/9eb47456a8d34f4da54c475b0b883312/0349B98804FB77AA8B3679B525DF6FA6.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>下图表示植物细胞有丝分裂某时期,该时期是( )<img src="https://picture2.zhihuicn.com/testImage/1/2020/7/6/D110736834662E0701F2D8BC56FFD020.png"><br>style="VERTICAL-ALIGN:middle">A.前期 B.中期 C.后期 D.末期<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2020/1d4317372a0a4ef6a1c01f1bd03a81f0/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2020/86f0a1a636bf48a087d197b2bdd799b6/1A18C9C31BF16DD9CE29B3457FCD817C.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列关于高等植物细胞有丝分裂过程的叙述,正确的是( )<br>A.赤道板先于细胞板形成<br>B.染色体数先于DNA分子数加倍<br>C.细胞核先于细胞质分裂<br>D.纺锤体先于染色体形成<br>答案<br><img src="https://picture2.zhihuicn.com/answer/1/9/2020/a1fb2b15f33140b8baccca6a087a09cd/F3FFF02E67737AECAA5F9376DCA7D618.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/1/9/2020/f753d035aa6942878f0025429fb1c6e1/C2E0E06CDA21883FD8A956EC90D71FC1.png"><br><br>
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