In the context of discipline core competency,the specific implementation of disciplinebased education and teaching is the fundamental demand of frontline teachers.Taking the system design of curriculum unit as the framework of educational idea,the unit learning scheme is designed on the basis of the connotation and value analysis of unit learning.Based on the analysis of the General Senior High School Curriculum Standards:Biology(2017 Edition),textbooks and students,we should build the competency oriented unit learning themes,goals,real-life situations and activities,guide the unit teaching by...