OCR • Biology

coincise notes on thermoregulation in ectotherms and endotherms, including examples of heating up and cooling down for both organisms, and temperature receptors in hypothalamus and in skin. definitions for homeostasis, advantages and disadvantages of methods of heat exchange for both types of organisms

coincise notes on aerobic and anaerobic respiration, summarising processes through diagrams from online sites (save my exams) to visualise better the cycles and stages. bullet points to add extra information and summarise stages of oxidative phosphorylation in short

coincise notes on plant responses and hormones, in bullet points to summarise processes of seed germination, antifreezing, leaf abscission, stomatal closure, geotropism and phototropism, apical dominance, plant defences

coincise notes on photosynthesis, including the structure of chloroplasts, photosynthetic pigments, Thin layer chromatography, photsytems, light dependent and independent reactions, limiting factors.

an extensive summary of cell structure and biological molecules topics from the CGP revision guide diagrams included for better view of microscopes, equations, biological molecules.

coincise notes on hormones, andrenal glands, pancreas (structure & colour under microscope), insulin and glucagon mode of action, diabetes type 1 and type 2 potential treatments

a coincise summary on neuronal communication, covering every part of the specification diagrams included for better view of different types of structures in the nervous system

a coincise summary of cell membranes: their roles and structure, different types of transport, effect of temperature and solvents on cell membranes, diagram of the phospholipid bilayer, effect of pure water and concentrated solution on animal and plant cells. bullet points to summarise sequence of events. key words highlighted for better recall.

a brief summary of excretion : excretory organs, liver and kidney structure, kidney transplant, kidney failure, pregnancy testing, anabolic steroid testing. diagrams for structure of liver and kidney bullet points to summarise sequence of events in excretion key words highlighted for better recall

a coincise summary of animal responses including : blood vessels, heart structure, tissue fluid formation, co2 transport, haemoglobin. Diagrams embedded to visualise structure of vessels and heart better bullet points to summarise sequence of events key words highlighted for better recall