New art and more straightforward discussions make this challenging and critical material easier for students to understand and retain. Microbiology An Introduction, 12th Edition PDF- Tortora 309 MB PDF FREE DOWNLOAD HERE I’d like to thank you for clicking like and G+1 buttons. Reworked immunology coverage in Chapters 17, 18, and 19.New Big Picture features include Vaccine-Preventable Diseases (Chapter 18), Vertical Transmission: Mother to Child (Chapter 22), and Bioterrorism (Chapter 24). For the thirteenth edition, videos have been produced for the In the Clinic features for Chapters 1 through 20 and are accessible through Mastering Microbiology. In the Clinic scenarios that appear at the start of every chapter include critical-thinking questions that encourage students to think as health care professionals would in various clinical scenarios and spark student interest in the forthcoming chapter content. In the Clinic videos accompanying each chapter opener.The boxes are designed to show the importance of microorganisms in health, their importance to life on Earth, and how research on the microbiome is being done. Each chapter has a new box featuring an aspect of microbiome study related to the chapter. Updates to the thirteenth edition enhance the book’s consistent pedagogy and clear explanations. The thirteenth edition meets all students at their respective levels of skill and understanding while addressing the biggest challenges that instructors face. The thirteenth edition focuses on big-picture concepts and themes in microbiology, encouraging students to visualize and synthesize more diffcult topics such as microbial metabolism, immunology, and microbial genetics.