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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 MCQ Practice Exam #1, 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.
Download free-response questions from past AP Biology exams, along with scoring guidelines, sample responses from exam takers, and scoring distributions.
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.
AP® Biology 2021 Scoring Guidelines. Question 1: Interpreting and Evaluating Experimental Results. 10 points. Polycystic kidney disease (PKD) is an inherited disease that causes water loss from the body and affects cell division in the kidneys.
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The AP Biology Exam will test your understanding of the biological concepts covered in the course units, as well as your ability to utilize the scientific method and analyze data. You are allowed to use a four-function calculator (with square root), scientific, or graphing functions throughout exam. This is a hybrid digital exam.