Concepts of Genetics emphasizes the fundamental ideas of genetics, while exploring modern techniques and applications of genetic analysis. This best-selling text continues to provide understandable explanations of complex, analytical topics and recognizes the importance of teaching students how to become effective problem solvers. The 12th Edition has been extensively updated to provide comprehensive coverage of important, emerging topics such as CRISPR-Cas and the study of posttranscriptional gene regulation in eukaryotes. An expanded emphasis on ethical considerations that genetics is bringing into everyday life is addressed in Genetics, Ethics, and Society and Case Study features.