AQA • A Level Biology

These AQA A Level Biology Unit 7 notes cover every topic in Genetics, Populations, Evolution and Ecosystems, following the official AQA specification exactly so all required content is included. The aesthetic, exam-focused notes make revision clear, efficient, and easy to follow.

NOTE: These notes DON'T contain HOMEOSTASIS. These AQA A Level Biology Unit 6 notes cover every topic in Organisms Respond to Changes in Their Internal and External Environments, following the official AQA specification exactly so all required content is included. The aesthetic, exam-focused notes make revision clear, efficient, and easy to follow.

These AQA A Level Biology Unit 5 notes cover every topic in Energy Transfers In and Between Organisms, following the official AQA specification exactly so all required content is included. The aesthetic, exam-focused notes make revision clear, efficient, and easy to follow.

These notes cover Unit 4: Genetic Variation and Relationships Between Organisms for AQA A Level Biology, including genetic diversity, biodiversity, classification, adaptation, natural selection, and evolution. The document also explains DNA sequencing, species classification, variation within populations, and practical methods required by the AQA specification.

These notes cover the topic of biological molecules for AQA A Level Biology, including key concepts, definitions, and exam-relevant content. The document is useful for revision of core topics such as gas exchange in insects and fish, digestion, mass-flow hypothesis, bohr effect, cardiac cycle.

These notes cover the topic of biological molecules for AQA A Level Biology, including key concepts, definitions, and exam-relevant content. The document is useful for revision of core topics such as carbohydrates, lipids, proteins, enzymes, DNA, RNA, ATP, and water.

These notes cover the Cells unit for AQA A Level Biology, including key concepts such as cell structure, organelles, and differences between prokaryotic and eukaryotic cells. The document also includes key processes like transport across membranes, microscopy, and cell fractionation.

Full paper and mark scheme

Full paper and mark scheme

key notes all ao1 qs include processes