CK-12 Foundation
Ck 12: Biology: Classifying Organisms Study Guide
This comprehensive study guide covers the main terms and concepts needed for a unit on classifying organisms.
Biology Corner
Biology Corner: Cladogram Analysis
A lesson plan where students analyze a cladogram to understand a derived characteristics between a group of organisms. After analyzing the prepared cladogram, students create their own.
University of California
Ucmp: Phylogenetic Systematics: Evolutionary Trees
This page provides an introduction to phylogenetic systematics, the way that biologists reconstruct the pattern of events that have led to the distribution and diversity of life. A tutorial "journey" into the Introduction, Methodology,...
Enchanted Learning
Enchanted Learning: Zoom Dinosaurs
Zoom Dinosaurs is a comprehensive on-line hypertext book about dinosaurs. It is designed for students of all ages and levels of comprehension. It has an easy-to-use structure that allows readers to start at a basic level on each topic,...
Sophia Learning
Sophia: Fossils: Lesson 6
This lesson will explain how fossils can be used to determine evolutionary relationships. It is 6 of 6 in the series titled "Fossils."