精品解析：2025高考河北卷生物真题试卷（原卷版）
2025年普通高中学业水平选择性考试（河北卷）生物学本试卷共100分，考试时间75分钟。一、单项选择题：本题共13小题，每小题2分，共26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.ATP是一种能为生命活动供能的化合物，下列过程不消耗ATP的是（）A.肌肉的收缩B.光合作用的暗反应C.Ca2+载体蛋白的磷酸化D.水的光解2.下列过程涉及酶催化作用的是（）A.Fe3+催化H2O2的分解B.O2通过自由扩散进入细胞C.PCR过程中DNA双链的解旋D.植物体细胞杂交前细胞壁的去除3.下列对生物体有机物的相关叙述，错误的是（）A.纤维素、淀粉酶和核酸的组成元素中都有C、H和OB.糖原、...
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