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Overview:
This lesson introduces students to the building of cladograms as evolutionary trees, showing how shared derived characters can be used to reveal degrees of relationship.Author/Source:
ENSI Grade level:
9-12 Time:
One class period. Concepts: - Scientists use anatomical evidence to infer the relatedness of taxa.
- Classification is based on evolutionary relationships.
- Evolutionary trees (i.e., phylogenies or cladograms) are built from multiple lines of evidence.
Teacher background: |
