Explores the role that the immune system plays in the function of the body, describing the different parts of the body that protect against injury and disease, such as the skin, white bood cells, the
"Take a new look at the human body. Find out how unique your body is and how your genes affect you. Using interesting photos and facts, this book will really make you think about your body and the a
"Take a new look at the human body. Find out how your body manages to fight disease and keep healthy. Using interesting photos and facts, this book will really make you think about your body and the
