AQA Biology

Unit 1: Biology & Disease
1. Causes of Disease
  1. Pathogens
  2. Risk
2. Enzymes
  1. General structure of amino acids
  2. Induced Fit/Lock & Key
  3. Temp/pH/sub conc effect
3. Carbohydrates
  1. Disaccharides & Polysaccharides
    1. Glycosidic bonds
  2. Monosaccharides
    1. Reducing sugars & Benedict's Test
4. Microscopes
  1. magnification = image size/object size
  2. Cell fractionation
  3. SEM/TEM
5. Ultrastructure
  1. Relation to function
6. Transport (inc. ORT)
  1. Lipids
  2. Fluid-mosaic model
  3. Exchange of substances
    1. Diffusion
    2. Active Transport
    3. Osmosis
  4. Cholera
    1. Oral Rehydration Therapy
7. Lungs
  1. Mechanism (inc. muscles)
  2. Pulmonary Ventilation
  3. Lung Diseases
    1. Pulmonary Fibrosis
    2. Asthma
    3. Emphysema
8. Heart
  1. The cardiac cycle
  2. Heart Diseases
    1. Atheroma
    2. Thrombosis
    3. Aneurysm
    4. Myocardial infarction
  3. Structure (atriums & ventricles)
9. Immunity
  1. Phagocytosis
  2. Humoral immunity
  3. Vaccination
Unit 2: Variation
1. Classification
  1. Taxonomy
  2. Phylogeny
2. Variation
  1. Mutations
  2. Continuous & Discontinous
  3. Normal distrubution curve
3. Chromosomes
  2. Mitosis
    1. Stages
    2. Semi-conservative
  3. Meoisis
4. DNA
  1. Structure (inc. Triplet Code)
  2. Replication
5. Genetic Diversity
  1. Bottlenecks
  2. Mutations
  3. Species Diversity Index
6. Biochemical
  1. Structure
    1. Alpha Glucose
    2. Beta Glucose
  2. Haemoglobin
    1. Quartenary Structure
7. Cell Structure
  1. Plant
  2. Animal
  3. Adaptations
8. Specialised Systems
  1. Transpiration
  2. Fish/Insects/Plants
  3. Blood
9. Comparasions
  1. Proteins
  2. DNA

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