Unit I: Origin of Life (Biochemistry)
Unit II: The Stuff of Life (Cell Biology, Plant & Animal Anatomy & Physiology)
Unit III: Transmission of Life (Inheritance and Variation)
Unit IV: Evolution of Life (Evidence, Mechanisms, Classification & Phylogeny)
Unit V: Interconnections between the Living and the Non-living (Ecology)
Unit VI: Role of Humans in the Story of Life