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一、高考热点聚焦本专题内容主要包括植物生命活动的调节、人和高等动物生命活动的调节及免疫、生物的生殖和生物的个体发育。其中生长素的生理作用及应用、高等动物激素的生理作用及反馈调节、兴奋在神经纤维上的传导及突触间的传递、血糖平衡调节和体温调节、体液免疫和细胞免疫、减数分裂、种子和果实的形成等是常考知识点。从命题趋势上看,本专
I. Focus of College Entrance Examination This topic mainly includes the regulation of plant life activities, the regulation of human and higher animal life activities, and immunity, biological reproduction, and biological development. Among them, physiological functions and applications of auxin, physiological effects and feedback regulation of higher animal hormones, conduction of excitation on nerve fibers and transmission between synapses, regulation of blood glucose balance and thermoregulation, humoral immunity and cellular immunity, meiosis, The formation of seeds and fruits is often a test point of knowledge. From the proposition trend, this special