Complete CCEA A Level Biology notes on DNA as genetic code with definitions, explanations and diagrams Details include: -DNA + RNA -protein synthesis -transcription -translation -gene mutations -epigenetics

Complete CCEA A Level Biology notes on respiration with definitions, explanations and diagrams Details include: -chloroplasts -absorption and action spectra -chromatography -light harvesting -light-dependent reactions -light-independent reactions -environmental factors

Complete CCEA A Level Biology notes on respiration with definitions, explanations and diagrams Details include: -ATP -aerobic respiration -link reaction -krebs cycle -electron transport chain -anaerobic respiration -respiratory substrates -respiratory quotients -respirometer

Complete CCEA A Level Biology notes on nutrient cycles with definitions, explanations and diagrams Details include: -carbon cycle -nitrogen cycle -human activities + the nitrogen cycle

Complete CCEA A Level Biology notes on ecology with definitions, explanations and diagrams Details include: -feeding relationships -pyramid relationships -energy transfer -primary and secondary productivity -implication for agriculture

Complete CCEA A level Biology notes on populations with definitions, explanations and diagrams Details include: -primary succession -secondary succession

Complete CCEA A Level Biology notes on populations with definitions, explanations and diagrams Details include: environmental resistance population dynamics population interactions interspecific competition biological control estimating populations haemocytometer

Complete CCEA A Level Biology notes on muscles with definitions, explanations and diagrams Details include: -types of muscles -structure of skeletal muscle -structure of myofibrils -muscle contraction -sliding filament theory

Complete CCEA A Level Biology notes on the eye with definitions, explanations and diagrams Details include: -structure of the eye -lens and accommodation of light -photoreceptors -properties of the eye

Complete CCEA A Level Biology notes on neurones with definitions, explanations and diagrams Details include: structure of neurones generation of nerve impulses speed of nerve impulse conduction synapses + synaptic transmission

Complete CCEA A Level Biology notes on coordination and control in plants with definitions, explanations and diagrams Details include: control of flowering + the phytochrome system long + short day plants manipulation of the photoperiod outline of plant growth auxin + phototropism

Complete CCEA A Level Biology notes on Immunity with definitions, explanations and diagrams. Details include: natural barriers phagocytosis specific immune responses antibody + cell mediated immunity passive + active immunity organ transplants blood transfusions the rhesus system antibiotics + antimicrobials

Complete CCEA A Level Biology notes on Homeostasis + the kidney tailored to the spec with definitions, explanations and diagrams Details include: structure of kidney, urinary system, nephron + filter ultrafiltration selective reabsorption loop of henlé osmoregulation