Browse free Edexcel A-level Biology A (Salters-Nuffield) — 9BN0 Flashcards by topic and specification point. Choose an area of the syllabus to start practising active recall with cards aligned to the Edexcel course.

Lifestyle, Health and Risk

1.1The need for a heart and circulation View flashcards

1.2Water as a transport solvent View flashcards

1.3Blood vessel structure and function View flashcards

1.4Cardiac cycle and heart structure View flashcards

1.5Development of atherosclerosis View flashcards

1.6Blood clotting and cardiovascular disease View flashcards

1.7Risk factors for cardiovascular disease View flashcards

1.8Interpreting health-risk data View flashcards

1.9Evaluating health-risk studies View flashcards

1.10Perceptions of health risks View flashcards

1.11Energy budgets, diet and obesity View flashcards

1.12Carbohydrate structure and energy storage View flashcards

1.13Carbohydrate condensation and hydrolysis View flashcards

1.14Triglycerides and saturated and unsaturated lipids View flashcards

1.15Cholesterol, lipoproteins and cardiovascular risk View flashcards

1.16Reducing coronary heart disease risk View flashcards

1.17Ethics of invertebrate research View flashcards

1.18Treatments for cardiovascular disease View flashcards

Genes and Health

2.1Gas exchange surfaces, diffusion and the mammalian lung View flashcards

2.2Cell membrane structure and models View flashcards

2.3Osmosis View flashcards

2.4Membrane transport mechanisms View flashcards

2.5Nucleotides, DNA and RNA structure View flashcards

2.6Transcription and translation View flashcards

2.7The genetic code View flashcards

2.8Genes and polypeptide sequences View flashcards

2.9Amino acids and protein structure and function View flashcards

2.10Enzyme action and specificity View flashcards

2.11DNA replication and the Meselson–Stahl experiment View flashcards

2.12Mutations and cystic fibrosis View flashcards

2.13Monohybrid inheritance and genetic pedigrees View flashcards

2.14Effects of cystic fibrosis on body systems View flashcards

2.15Genetic screening and prenatal testing View flashcards

2.16Ethical issues in genetic screening View flashcards

Voice of the Genome

3.1Cells as the basis of living organisms View flashcards

3.2Eukaryotic cell ultrastructure View flashcards

3.3Protein transport through the endoplasmic reticulum and Golgi apparatus View flashcards

3.4Prokaryotic cell ultrastructure View flashcards

3.5Identifying animal-cell organelles in electron micrographs View flashcards

3.6Specialisation of mammalian gametes View flashcards

3.7Fertilisation in mammals View flashcards

3.8Gene loci, linkage and sex linkage View flashcards

3.9Meiosis and genetic variation View flashcards

3.10Mitosis and the cell cycle View flashcards

3.11Stem cells, potency and medical therapies View flashcards

3.12Cell specialisation and differential gene expression View flashcards

3.13Tissues, organs and organ systems View flashcards

3.14Genotype, environment and epigenetics View flashcards

3.15Polygenic inheritance and continuous variation View flashcards

Biodiversity and Natural Resources

4.1Threats to the variety of life View flashcards

4.2Measuring biodiversity, endemism and genetic diversity View flashcards

4.3Niches and adaptations View flashcards

4.4Natural selection, adaptation and evolution View flashcards

4.5Hardy–Weinberg equilibrium and speciation View flashcards

4.6Classification, molecular phylogeny and evaluating evidence View flashcards

4.7Plant cell ultrastructure View flashcards

4.8Identifying plant-cell organelles in electron micrographs View flashcards

4.9Starch, cellulose and microfibrils View flashcards

4.10Plant cell walls and the properties of plant fibres View flashcards

4.11Sclerenchyma, xylem and phloem View flashcards

4.12Water and inorganic ions in plants View flashcards

4.13Development of drug-testing protocols View flashcards

4.14Conditions for bacterial growth View flashcards

4.15Plant fibres, starch and sustainability View flashcards

4.16Conservation through zoos and seed banks View flashcards

On the Wild Side

5.1Ecosystems, communities, populations and habitats View flashcards

5.2Biotic and abiotic controls on distribution and abundance View flashcards

5.3Niches, distribution and abundance View flashcards

5.4Succession and climax communities View flashcards

5.5The overall reaction of photosynthesis View flashcards

5.6ATP synthesis and hydrolysis View flashcards

5.7Light-dependent reactions of photosynthesis View flashcards

5.8The Calvin cycle and synthesis of biological molecules View flashcards

5.9Chloroplast structure and photosynthesis View flashcards

5.10Gross and net primary productivity View flashcards

5.11Efficiency of biomass and energy transfer View flashcards

5.12Evidence for climate change and its causes View flashcards

5.13Anthropogenic climate change and greenhouse gases View flashcards

5.14Climate-change models, predictions and limitations View flashcards

5.15Effects of climate change on organisms View flashcards

5.16Temperature, enzyme activity and organisms View flashcards

5.17Evolution through mutation and natural selection View flashcards

5.18Scientific validation of evolutionary evidence View flashcards

5.19Isolation, gene flow and speciation View flashcards

5.20Influences on conclusions about controversial scientific issues View flashcards

5.21The carbon cycle and reducing atmospheric carbon dioxide View flashcards

5.22Reforestation, biofuels and sustainable resource management View flashcards

Immunity, Infection and Forensics

6.1Estimating time of death View flashcards

6.2Microorganisms, decomposition and carbon recycling View flashcards

6.3DNA profiling and genetic relationships View flashcards

6.4DNA amplification by PCR View flashcards

6.5Comparing bacteria and viruses View flashcards

6.6Tuberculosis and HIV infection View flashcards

6.7Non-specific responses to infection View flashcards

6.8Antigens, antibodies and antigen presentation View flashcards

6.9Roles of B cells and T cells View flashcards

6.10Post-transcriptional changes and protein diversity View flashcards

6.11Pathogen entry routes and barriers to infection View flashcards

6.12Natural, artificial, active and passive immunity View flashcards

6.13The evolutionary race between pathogens and hosts View flashcards

6.14Bacteriostatic and bactericidal antibiotics View flashcards

6.15Preventing hospital-acquired infections View flashcards

Run for your Life

7.1Muscles, tendons, ligaments and skeletal movement View flashcards

7.2Sliding filament theory of muscle contraction View flashcards

7.3Aerobic respiration and enzyme-controlled reactions View flashcards

7.4Glycolysis in aerobic and anaerobic respiration View flashcards

7.5The link reaction and Krebs cycle View flashcards

7.6Oxidative phosphorylation and chemiosmosis View flashcards

7.7The fate of lactate after anaerobic respiration View flashcards

7.8Cardiac electrical coordination and ECG diagnosis View flashcards

7.9Cardiac output and control of heart rate and ventilation View flashcards

7.10Muscle fibre structure and fibre types View flashcards

7.11Negative and positive feedback View flashcards

7.12Homeostasis and thermoregulation during exercise View flashcards

7.13Health effects of too much or too little exercise View flashcards

7.14Medical technology and participation in sport View flashcards

7.15Ethics of performance-enhancing substances View flashcards

7.16Transcription factors and hormonal control of gene expression View flashcards

Grey Matter

8.1Neurone structure, function and myelination View flashcards

8.2Stimulus responses and the pupil reflex View flashcards

8.3Action potentials and saltatory conduction View flashcards

8.4Synapses and neurotransmitters View flashcards

8.5Photoreception in rod cells View flashcards

8.6Plant responses involving phytochrome and IAA View flashcards

8.7Nervous and hormonal coordination View flashcards

8.8Human brain regions and their functions View flashcards

8.9Brain imaging in diagnosis and research View flashcards

8.10The critical period of visual development View flashcards

8.11Animal models in brain research View flashcards

8.12Ethics of animals in medical research View flashcards

8.13Learning by habituation View flashcards

8.14Brain chemicals, ill health and drug development View flashcards

8.15Effects of drugs on synaptic transmission View flashcards

8.16Genome sequencing and personalised medicine View flashcards

8.17Drug production using genetically modified organisms View flashcards

8.18Risks and benefits of genetically modified organisms View flashcards

8.19Nature and nurture in brain development View flashcards