In this episode, Emma looks at gas exchange in the human body for your A level Biology exam. She goes through the structure of the lungs and how each part is adapted to its function, including the alveoli, the bronchi and bronchioles. Perfect for AQA, Edexcel and OCR exam boards. Ideal for preparing you for your A Level Biology exam.
Let other students help you revise for your A Level Biology exams. In this series, students break down complicated revision subjects to its core components helping you rock your exams. Find your FREE online course here: http://bit.ly/2TaDFD8