The design of the experiment tried to be guided by structural learning theory , aim at developing autonomous innovational study , and greatly improve the results of biology teaching by building a classroom teaching system of embodying the diversification of teaching means , the opening characteristic of the teaching space and the autonomy of students " study . the design of the experiment also tried to explore the effective ways and concrete measures of improving the results of biology teaching according to the characteristics of the physiological development of the students , explore the feasibility of the investigation of biology teaching in senior grade three under the pressure of the university entrance examination and the point of entry between the examination - taking education and all - round education 实验设计力求以建构主义学习理论为指导，以自主创新性学习培养为目标，通过建构体现教学手段多样化、教学空间开放性、学生学习自主性的课堂教学体系，大面积提高生物教学成绩；根据学生心理发展的特点探索提高生物教学成绩的有效途径和具体措施；探索在高考压力下，高三生物教学研究的可行性和“应试教育”与“素质教育”的结合点。
