Catch up Biology covers the basic principles and concepts in biology that you will need if you are studying medicine or a related subject, or one of the biomedical sciences. The book focuses on human biology and covers: * the basic molecules of life, such as proteins, carbohydrates, nucleic acids * cells, tissues and processes, including energy metabolism, cell division, epithelial and connective tissues * the key mammalian systems, for example, homeostasis, the endocrine, respiratory and digestive systems. Throughout the book the authors highlight clinical examples so that you can see the relevance of basic biology to your course. The book also contains questions (and answers) so that you can test your understanding of the subject as you work through the book. This new edition features two new chapters on microorganisms and on genetic disease. Catch up Biology is the ideal book to refresh your understanding of the basic concepts of biology.