On the Integrity of Middle School Biology Concept System
The six conceptual themes of middle school biology can form integrity,which is centered on answering the question of the nature of life,and it explains the nature of life from the aspects of what,how and why.Conceptual network system of the conceptual themes needs to be integrated into integrity with biological ideas as the core.When compiling textbook and teaching,the organization of the specific content of conceptual themes is generally linear in the order of teaching and should pay attention to the integrity of conceptual system to promote the integrity of concepts.