黑龙江省双鸭山市第一中学2022-2023学年高三10月月考生物试题
1双鸭山市第一中学高三生物月考(考试时间:90分钟满分:100分)一、单选题(1-15每题1分,16-45每题1.5分,共60分)1.一切实验结论的得出,需合理选择实验材料和试剂,并经严谨的实验操作、科学的观察和分析过程。下列叙述正确的是()A.利用斐林试剂的甲液、乙液和蒸馏水,也能够检测蛋白质B.选用豌豆的叶肉细胞,能够观察到处于有丝分裂中期的染色体形态C.在鸡蛋清中加入食盐能析出絮状物,是因为破坏了蛋白质分子的空间结构D.观察菠菜叶片临时装片时,发现所有细胞的叶绿体均围绕液泡逆时针流动2.哺乳动物成熟的红细胞是由造血干细胞先初步分化成髓样干细胞,再分化为红母细胞然后排除细胞核变成网织红细胞...
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