Genetics is an essential subject of life science, at the same time, it is a required course in the major of biology. Some colleges such as: agriculture, forest, animals, medicine, teacher-training and general college all offer genetics, because of the difference in specialized character and aim of training, Genetics has the distinction in the system of knowledge and laying particular emphasis on content.The author seeks how to make Genetics well in teaching content, method and so on in biological teacher-training Speciality, and puts views.