“生物的变异、人类遗传病与优生、生物的进化”专题是每年高考重点考查内容之一,尤其是有关生物变异的原理及其在育种中的应用,对于培养学生理论联系实际、综合运用所学知识解决自然界和社会生活中的有关生物学问题的能力方面,有着十分重要的作用。一、重要知识点归类及复习策 “Biological variation, human genetic disease and eugenics, biological evolution” topic is one of the key aspects of the college entrance examination test, in particular, the principle of biological variation and its application in breeding, to cultivate students with the theory of practice, integrated use of Learning knowledge plays a very important role in solving the biological problems in nature and in social life. First, the important points of knowledge classification and review policy