四川省成都市蓉城名校联盟2021-2022学年高二下学期期末联考试题+生物+Word版含答案
蓉城名校联盟2021~2022学年度下期高中2020级期末联考生物一、选择题:本题共40小题,每小题1分,共40分。在每小题给出的四个选项中,只有一项是符合题目要求的。1.新冠病毒(SARS-CoV-2)的遗传物质是单链RNA,下列相关叙述错误的是()A.新冠病毒的组成元素一定有C、H、O、N、PB.新冠病毒可以用培养宿主细胞的培养基培养C.新冠病毒通过胞吞的方式进入宿主细胞D.与T2噬菌体相比,新冠病毒的变异概率更高【答案】B2.下列关于生命系统及其结构层次的叙述,错误的是()A.不同层次的生命系统有特定的组成、结构和功能B.非生物的物质和能量可成为生命系统的组成成分C.池塘中的全部蓝藻是生...
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