AQA ALEVEL BIOLOGY TOPIC ORGANISERS

AQA Alevel Biology
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qus papers
3.1 Biological molecules

3.1 Biological molecules

3.1.1 Monomers and polymers
3.1.2 Carbohydrates
3.1.3 Lipids
3.1.4 Proteins

3.1.4.1 General properties of proteins
3.1.4.2 Many proteins are enzymes
3.1.5 Nucleic acids

3.1.5.1 Structure of DNA and RNA
3.1.5.2 DNA replication
3.1.6 ATP

3.1.7 Water

3.1.8 Inorganic ions


3.2 Cells

3.2.1 Cell structure

3.2.1.1 Structure of eukaryotic cells
3.2.1.2 Structure of prokaryotic cells and of viruses
3.2.1.3 Methods of studying cells
3.2.2 All cells arise from other cells

3.2.3 Transport across cell membranes

3.2.4 Cell recognition and the immune system


3.3 Organisms exchange substances with their
environment
3.3.1 Surface area to volume ratio

3.3.2 Gas exchange

3.3.3 Digestion and absorption

3.3.4 Mass transport