Abstract: The concept map is a kind of chart used to represent and reveal the relationship among the knowledge structures. In genetics teaching, selectively using the concept map can help teachers to organize and review the course contents and also to detect students’ academic achievement. It can also promote students’ cognitive level, assist students to establish a system integrated knowledge hierarchy, etc. The exploration and implication of concept map in genetics teaching are reviewed in this paper.

Key words: genetics teaching, concept map, knowledge hierarchy, meaningful and significant learnin, constructivism