A greater proportion of sixth-year students had correct responses for six of the items related to diabetes compared to third-year students (the correct response for all six was “False”); these included “too much sugar enters the cells” (p=0.005), “with diabetes, sugar cannot move in the blood” (p=0.02), “individuals with diabetes must have insulin shots” (p=0.048), “increased alertness is a frequent symptom of diabetes” (p<0.001), “diabetic individuals may only eat special kinds of sweets” (p=0.001), and “poor appetite is a frequent symptom of diabetes” (p=0.009). The gene discussed is INS; the disease is diabetes mellitus.