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Located in thylakoid and is light absorbing pigment; gives plants green color by absorbing violet blue and red light and reflects green light. Stomata. Where CO2 enters and O2 + water vapor leave plants. See more. Unit 1-8 Learn with flashcards, games, and more — for free.
- AP BIOLOGY EXAM 2021 Flashcards
Study with Quizlet and memorize flashcards containing terms...
- AP BIOLOGY EXAM 2021 Flashcards
Study with Quizlet and memorize flashcards containing terms like Water characteristics, Surface Tension, Specific Heat and more.
Quiz yourself with questions and answers for AP Biology 2021-2022 Semester 1 Final Exam (FRQ), so you can be ready for test day. Explore quizzes and practice tests created by teachers and students or create one from your course material.
Get ready for your AP Biology exam by practicing with unlimited free AP practice tests. Choose the units you want to focus on below. Which subject are you taking?
AP Biology Practice Test. Hundreds of multiple choice questions, all organized by topic. These are challenging online quizzes with answers and explanations. One of the best free resources available!
Download a sample free-response booklet for AP Biology (.pdf). Use this sample booklet for reference only to become familiar with the format. Exam questions assess the course concepts and skills outlined in the course framework.
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Download free-response questions from past AP Biology exams, along with scoring guidelines, sample responses from exam takers, and scoring distributions.
