ASBiologyAQA4. Genetics, Variation & Interdependence

4. Genetics, Variation & Interdependence (AQA AS Biology)

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4.1 DNA, Genes & Chromosomes

  1. 4.1.1 Prokaryotic DNA
  2. 4.1.2 Eukaryotic DNA
  3. 4.1.3 Mitochondria & Chloroplast DNA
  4. 4.1.4 Genes
  5. 4.1.5 Genetic Loci
  6. 4.1.6 The Triplet Code
  7. 4.1.7 Non-Coding DNA

4.2 DNA & Protein Synthesis

  1. 4.2.1 The Genome
  2. 4.2.2 The Structure of RNA
  3. 4.2.3 Transcription
  4. 4.2.4 Eukaryotic Transcription
  5. 4.2.5 Translation
  6. 4.2.6 Nucleic Acid & Amino Acid Sequence Comparison

4.3 Genetic Diversity: Mutations & Meiosis

  1. 4.3.1 Genetic Mutations
  2. 4.3.2 Mutations in Chromosome Number
  3. 4.3.3 Meiosis
  4. 4.3.4 Meiosis in Animal & Plant cells
  5. 4.3.5 Meiosis: Sources of Genetic Variation
  6. 4.3.6 Meiosis Under a Microscope
  7. 4.3.7 The Outcomes & Processes of Mitosis & Meiosis

4.4 Genetic Diversity & Adaptation

  1. 4.4.1 Genetic Diversity
  2. 4.4.2 Maths Skill: Using Logarithms When Investigating Bacteria
  3. 4.4.3 Natural Selection
  4. 4.4.4 Directional & Stabilising Selection
  5. 4.4.5 Environmental Adaption
  6. 4.4.6 Investigating Microbial Growth

4.5 Species & Taxonomy

  1. 4.5.1 Courtship
  2. 4.5.2 Phylogenetic Classification
  3. 4.5.3 Hierarchy of the Taxa
  4. 4.5.4 Evolutionary Relationships

4.6 Biodiversity

  1. 4.6.1 Biodiversity Within a Community
  2. 4.6.2 Species Richness
  3. 4.6.3 Index of Diversity
  4. 4.6.4 Conservation & Farming
  5. 4.6.5 Investigating Diversity
  6. 4.6.6 Random Sampling
  7. 4.6.7 Quantitative Investigations of Variation
  8. 4.6.8 Mean & Standard Deviation
  9. 4.6.9 Genetic Relationships Between Organisms

4.1 DNA, Genes & Chromosomes

  1. Exam Questions

4.2 DNA & Protein Synthesis

  1. Exam Questions

4.3 Genetic Diversity: Mutations & Meiosis

  1. Exam Questions

4.4 Genetic Diversity & Adaptation

  1. Exam Questions

4.5 Species & Taxonomy

  1. Exam Questions

4.6 Biodiversity

  1. Exam Questions
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