Microbial ecology is the study of relations among microbes in natural environments and their roles in food web dynamics, biogeochemical cycles, and the evolution of life. Microbes are the most plentiful organisms in the biosphere and facilitate many critical reactions in elemental cycles and biogeochemical reactions. Because they are vital
From the innovative partnership of W. H. Freeman and Scientific American comes this one-of-a-kind introduction to the science of biology and its effect on the way we live. In Biology for a Changing World, 2nd Edition, (PDF), two veteran educators and a science journalist explore the main ideas of biology through a number
Bradbury & Karney’s Intimate Relationships 3rd edition (ePub/PDF) is very current and diverse: a perfect match for today’s college student. In the age of sexting, texting, and swiping right, technology has transformed the way couples create and maintain intimacy. To help college students think critically about modern intimacy, the 3rd
Santrock’s Educational Psychology 6th edition emphasizes the application of theory to real classroom practice. With richly evocative classroom vignettes from practicing teachers and a wealth of real life case studies, Educational Psychology 6e PDF helps psychology students think critically about the research basis for best practices. John Santrock’s hallmark Learning
The bestselling AutoCAD ebook—updated and revised. Free for a limited time! It takes some practice to get handy with AutoCAD—and it doesn’t hurt to have a good guide by your side to help get you through the rough spots. Updated to cover AutoCAD releases through the 2017 version, this new