Book excerpt: Your complete guide to a higher score on the AP Biology exam. Included in book: A review of the AP exam format and scoring, proven strategies for answering multiple-choice questions, and hints for tackling the essay questions. A list of 14 specific must-know principles are covered. Includes sample questions and answers for each subject. Laboratory Review includes a focused review of all 12 AP laboratory exercises. AP Biology Practice Tests features 2 full-length practice tests that simulate the actual test along with answers and complete explanations. AP is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.