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AP Biology Study Guide: Lessons, Practice Questions & Exam Prep

AP Biology Study Hub

Study Biology. Explore Science. Prepare for the AP Exam.

Find trusted learning resources, topic reviews, practice questions and laboratory investigation guides in one place.

Explore the Official AP Biology Course →

Welcome to the AP Biology Study Hub! Whether you are learning cell biology, genetics, evolution or ecology, use these resources to strengthen your scientific understanding and prepare for AP Biology assessments.

Official AP Biology Resources

COLLEGE BOARD

AP Biology Course

Explore course information, core biological concepts, scientific practices and course expectations.

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EXAM PREPARATION

AP Central

Find official course and exam information, sample questions and available exam preparation materials.

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FREE LEARNING

Khan Academy AP Biology

Study biological concepts through instructional videos, articles, explanations and practice exercises.

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OFFICIAL DOCUMENTS

Course and Exam Description

Review the official course framework, learning objectives, science practices and exam structure.

Find Course Documents →

Explore AP Biology Topics

1. Chemistry of Life

Explore water, biological macromolecules, molecular structure and the chemistry of living systems.

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2. Cell Structure and Function

Review organelles, membrane structure, transport, cell size and compartmentalisation.

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3. Cellular Energetics

Understand enzymes, photosynthesis, cellular respiration and energy transformations.

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4. Cell Communication and Cell Cycle

Learn about signal transduction, feedback mechanisms, mitosis and cell-cycle regulation.

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5. Heredity

Practise meiosis, Mendelian genetics, inheritance patterns and genetic variation.

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6. Gene Expression and Regulation

Study DNA replication, transcription, translation, mutations and gene regulation.

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7. Natural Selection

Explore evolution, natural selection, population genetics and evidence for evolutionary change.

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8. Ecology

Review populations, ecosystems, energy flow, nutrient cycles and community interactions.

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AP Biology Practice and Exam Preparation

Multiple-Choice Practice

Build accuracy with concept-based questions and practise interpreting biological data.

Practise Biology →

Free-Response Questions

Develop skills in experimental design, graph interpretation, calculations and evidence-based explanations.

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Laboratory Investigations

Review variables, controls, data collection, experimental methods and scientific reasoning.

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Exam Preparation Strategy

Use timed practice, review errors and practise explaining conclusions with supporting evidence.

Prepare for the Exam →

How to Study AP Biology Effectively

  1. Understand the biological concept instead of memorising definitions alone.
  2. Practise interpreting graphs, tables and experimental results.
  3. Learn to connect biological mechanisms with their outcomes.
  4. Practise both multiple-choice and free-response questions.
  5. Review mistakes and explain the scientific reasoning behind each answer.

Learn Biology with AP Biology Hub

Explore student-friendly Biology notes, scientific explanations, diagrams and exam-oriented practice resources.

Explore AP Biology Articles →

Explore Cell Biology →

Explore Genetics →

Explore Ecology →

Educational resource directory. External websites are maintained by their respective publishers. Check current course requirements and exam information with the College Board.

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