This new textbook for students taking courses in evolution is addressed to one of the most difficult questions evolutionary biology, that of selection. Covering

This book adopts a direct experimental approach to evolutionary questions, drawing predominantly from research on microbial systems. The focus is on processes a

Concepts of Biology is designed for the typical introductory biology course for nonmajors, covering standard scope and sequence requirements. The text includes

Evolution: Components and Mechanisms introduces the many recent discoveries and insights that have added to the discipline of organic evolution, and combines th

New viral diseases are emerging continuously. Viruses adapt to new environments at astounding rates. Genetic variability of viruses jeopardizes vaccine efficacy