动物激素调节知识点是近几年高考生物试题考查热点之一,常以不同的形式进行考查。下面就此内容进行解题指导,以利于学生对知识的运用和巩固。一、动物激素的种类和生理作用激素存在于体液中,具有以下特点:(1)微量和高效。(2)通过体液运输。(3)作用于靶器官、靶细胞。(4)激素的作用具有特异性,它既不组成细胞结构,又不提供能量,也不起催化作用,而是能选择性地作用于靶器官或靶细胞。(5)激素在体内不断地发生代谢失活, Knowledge of animal hormone regulation points in recent years, one of the hot topics test college entrance examination, often in different forms of examination. The following problem solving guidance on this content, in order to facilitate students to use and consolidate knowledge. First, the types of animal hormones and physiological effects Hormones exist in body fluids, has the following characteristics: (1) trace and high efficiency. (2) Transport through body fluids. (3) on target organs, target cells. (4) The role of hormones is specific, it does not form the cell structure, it does not provide energy, nor catalytic, but can selectively act on target organs or target cells. (5) hormones in the body continue to occur metabolic inactivation,