PREMIUM PRACTICE FOR A PERFECT 5WITH THE MOST PRACTICE ON THE MARKET! Ace the newly-digital AP Biology Exam with The Princeton Review''s comprehensive study guide. Includes 6 full-length practice exams (more than any other major competitor), timed online practice, and thorough content reviews.Techniques That Actually WorkTried-and-true strategies to help you avoid traps and beat the testTips for pacing yourself and guessing logicallyEssential tactics to help you work smarter, not harderEverything You Need for a High ScoreUpdated to address the new digital examComprehensive content review for all test topicsOnline digital flashcards to review core contentStudy plans, a handy list of key terms and concepts, and more via your online Student ToolsPremium Practice for AP Excellence6 full-length practice tests (3 in the book, 3 online) with detailed answer explanationsOnline tests provided as both digital versions (with timer option to simulate exam experience) online, and as downloadable PDFs (with interactive elements mimicking the exam interface)Practice drills in each content review chapter, plus end-of-chapter key term lists