Year 13 biology
Every topic for the year is below, arranged by the term it is taught. Choose a term to show only that term: each topic has a lesson video, worked questions and practice at three levels.
Spring term
- BiologyStimuli, receptors and the control of heart rateSurvival and response, tropisms and taxes, kineses, the structure and function of receptors such as the Pacinian corpuscle and photoreceptors in the eye, and the control of heart rate.100 questionsLesson video
- BiologyNerve impulses, synapses and muscle contractionResting and action potentials, the passage of an impulse and the effect of myelination, synaptic transmission and its effects, the structure of skeletal muscle and the sliding filament theory.100 questionsLesson video
- BiologyHomeostasisNegative feedback and why a stable internal environment matters, the control of blood glucose by insulin, glucagon and adrenaline, diabetes, and the control of blood water potential by the kidney and ADH.100 questionsLesson video