A-Level AQA Biology revision
Concise revision notes, 640 flashcards and 170 exam-style questions with AQA-style mark schemes, across all eight topics.
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Topic 1· FREE for everyone
Biological molecules
Monomers and polymers, carbohydrates, lipids, proteins, enzymes, nucleic acids, ATP, water and inorganic ions.
95 cards · 22 questions
Topic 2
Cells
Cell structure, microscopy, cell division, transport across membranes and the immune system.
127 cards · 21 questions
Topic 3
Organisms exchange substances with their environment
Surface area to volume ratio, gas exchange, digestion and absorption, mass transport in animals and plants.
71 cards · 21 questions
Topic 4
Genetic information, variation and relationships between organisms
DNA and genes, protein synthesis, meiosis, mutation, genetic diversity, classification and biodiversity.
67 cards · 23 questions
Topic 5
Energy transfers in and between organisms
Photosynthesis, respiration, energy and biomass transfer through ecosystems, and nutrient cycles.
60 cards · 21 questions
Topic 6
Organisms respond to changes in their environments
Survival and response, receptors, nervous coordination, muscle contraction and homeostasis.
91 cards · 25 questions
Topic 7
Genetics, populations, evolution and ecosystems
Inheritance, the Hardy–Weinberg principle, speciation, populations and ecosystems, succession and conservation.
67 cards · 23 questions
Topic 8
The control of gene expression
Mutations, stem cells, regulation of transcription and translation, epigenetics, cancer and gene technologies.
62 cards · 14 questions