AP Biology Resources AP Central Khan Academy Bozeman Science AP Biology Curriculum & Pacing Guide Materials Unit 1: Chemistry of Life- 5 to 7 Class Periods Unit 2: Cell Structure & Function- 11 to 13 Class Periods Unit 3: Cellular Energetics- 14 to 17 Class Periods Unit 4: Cell Communication and Cell Cycle- 9 to 11 Class Periods Unit 5 - Heredity- 9 to 11 Class Periods Unit 6 - Gene Expression- 18 to 21 Class Periods Unit 7 - Natural Selection20 to 23 Class Periods Unit 8 - Ecology18 to 21 Class Periods
