Natural Selection Overview

This unit explores the core mechanisms of evolution, how variation arises in populations, and how natural selection shapes the diversity of life on Earth. It is one of the most heavily tested concepts on the AP Biology exam.

📖Study Guide

In-depth bilingual notes with worked past paper examples.

✍️Practice Exam Coming Soon

Timed practice questions with mark scheme grading. Coming soon.

🎴Flashcards Coming Soon

Spaced repetition for key concepts and definitions. Coming soon.

📊Visualizer Coming Soon

Interactive plots and diagrams to build intuition. Coming soon.

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