A - Unity and Diversity
B - Form and Function
B1.1 Carbohydrates and lipids
B1.2 Proteins
B2.1 Membranes and membrane transport
B2.2 Organelles and compartmentalization
B2.3 Cell specialization
B3.1 Gas exchange
B3.2 Transport
B3.3 Muscle and motility (HL)
B4.1 Adaptation to environment
B4.2 Ecological niches
C - Interaction and Interdependence
D - Continuity and Change
View a summary cheatsheet for B2.2 Organelles and compartmentalization
B2.2.1 Organelles as discrete subunits of cells that are adapted to perform specific functions
B2.2.2 Advantage of the separation of the nucleus and cytoplasm into separate compartments
B2.2.3 Advantages of compartmentalization in the cytoplasm of cells
B2.2.4 Adaptations of the mitochondrion for production of ATP by aerobic cell respiration (HL)
B2.2.5 Adaptations of the chloroplast for photosynthesis (HL)
B2.2.6 Functional benefits of the double membrane of the nucleus (HL)
B2.2.7 Structure and function of free ribosomes and of the rough endoplasmic reticulum (HL)
B2.2.8 Structure and function of the Golgi apparatus (HL)
B2.2.9 Structure and function of vesicles in cells (HL)
