product title: Biology: A Global Approach, 12th Global Edition

Pearson Mastering™ is the world's leading online self-study, homework, tutorial and assessment product designed with a single purpose in mind: to improve the results of all higher education students, one student at a time.

Please note: The duration of access to Mastering Biology is set by your instructor for your specific unit of study. To access Mastering Biology you need a Course ID from your instructor..