A Level AQA Biology topics
Every topic in this course, with the subtopics inside each one.
Topics and what they cover
- Biological molecules: 24 lessons: Monomers and polymers, Carbohydrates, Lipids, Proteins, Nucleic acids are important information-carrying molecules, ATP
- Cells: 18 lessons: Cell structure, All cells arise from other cells, Transport across cell membranes, Cell recognition and the immune system
- Organisms exchange substances with their environment: 13 lessons: Surface area to volume ratio, Gas exchange, Digestion and absorption, Mass transport
- Genetic information, variation and relationships between organisms: 19 lessons: DNA, genes and chromosomes, DNA and protein synthesis, Genetic diversity can arise as a result of mutation or during meiosis, Genetic diversity and adaptation, Species and taxonomy, Biodiversity within a community
- Energy transfers in and between organisms (A-level only): 12 lessons: Photosynthesis (A-level only), Respiration (A-level only), Energy and ecosystems (A-level only), Nutrient cycles (A-level only)
- Organisms respond to changes in their internal and external environments (A-level only): 22 lessons: Stimuli, both internal and external, are detected and lead to a response (A-level only), Nervous coordination (A-level only), Skeletal muscles are stimulated to contract by nerves and act as effectors (A-level only), Homeostasis is the maintenance of a stable internal environment (A-level only)
- Genetics, populations, evolution and ecosystems (A-level only): 11 lessons: Inheritance (A-level only), Populations (A-level only), Evolution may lead to speciation (A-level only), Populations in ecosystems (A-level only)
- The control of gene expression (A-level only): 20 lessons: Alteration of the sequence of bases in DNA can alter the structure of proteins (A-level only), Gene expression is controlled by a number of features (A-level only), Using genome projects (A-level only), Gene technologies allow the study and alteration of gene function allowing a better understanding of organism function and the design of new...