Fig. 1From: Using human case studies to teach evolution in high school A.P. biology classroomsResults of the analysis of ACORNS pre- and post-curriculum mini-unit implementation scores. Light grey bars indicate pre-unit scores, and dark grey bars indicate post-unit scores. A, Adaptation to Altitude mini-unit; M, Malaria mini-unit; S, Evolution of Human Skin color mini-unitBack to article page