Get those AP college credits you've worked so hard for... our savvy test experts show you the way to master the test and score higher. This new and fully expanded edition examines all AP biology topics including in-depth coverage of all 12 AP biology labs. The comprehensive review covers every possible exam topic: chemistry of life, molecules and cells, botany, zoology, genetics, evolution, ecology and more! Features 6 full-length practice exams with all answers thoroughly explained. Follow up your study with REA's test-taking strategies, powerhouse drills and study schedule that get you ready for test day.