重庆市涪陵五中高2025届2024年上期开学考试生物试题(含答案)
重庆市涪陵五中高2025届2024年上期开学考试生物试题(考试总分:100分考试时长:90分钟)一、单选题(本题共计15小题,总分45分)1.生命系统存在着从细胞到生物圈各个不同的结构层次,以下有关叙述错误的是A.病毒不属于生命系统最基本的结构层次B.细胞是生物体结构和功能的基本单位C.变形虫、酵母菌都可以看作是基本的生命系统D.动、植物体共有的生命系统结构层次有细胞、组织、器官、系统、个体2.下列关于T2噬菌体、大肠杆菌和酵母菌共同特征的叙述,不正确的是A.都能发生基因突变B.遗传物质都是DNAC.都能进行细胞呼吸D.组成成分都含蛋白质3.下列各组物质中,元素种类完全相同的是A.血红蛋白、脂...
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