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
Browse syllabus-aligned notes for B1.1 Carbohydrates and Lipids. Open each subtopic for focused explanations, examples, and summaries.
Browse summary cheatsheets for B1.1 Carbohydrates and lipids
B1.1.1 Chemical properties of a carbon atom
11 minute read
B1.1.2 Production of macromolecules by condensation reactions
10 minute read
B1.1.3 Digestion of polymers into monomers by hydrolysis reactions
7 minute read
B1.1.4 Form and function of monosaccharides
9 minute read
B1.1.5 Polysaccharides as energy storage compounds
8 minute read
B1.1.6 Structure of cellulose
6 minute read
B1.1.7 Role of glycoproteins in cell–cell recognition
B1.1.8 Hydrophobic properties of lipids
B1.1.9 Formation of triglycerides and phospholipids by condensation reactions
15 minute read
B1.1.10 Difference between saturated, monounsaturated and polyunsaturated fatty acids
13 minute read
B1.1.11 Triglycerides in adipose tissues for energy storage and thermal insulation
B1.1.12 Formation of phospholipid bilayers
B1.1.13 Ability of non-polar steroids to pass through the phospholipid bilayer
16 minute read