Biology: Explaining the Lungs, Breathing and Gas Exchange

This book aims to quickly teach the understanding of how the lungs work in order to allow efficient gas exchange. It also explains how plants exchange gases through their leaves. It uses a key word section and a question and answer format to explain clearly in bitesize chunks, the principles of how gases diffuse across the exchange surfaces and how breathing takes place. It includes an exam question and answer section with exam tips to help students facing tests.