Grade Level(s):
- 9-12
- 13-16
- General
Source:
- National Evolutionary Synthesis Center
Resource type:
- Video
Time: 6 minutes
Overview
Tree thinking, or phylogenetics, is an important way of understanding evolutionary relationships. Reading trees correctly can pose some challenges. This video introduces the basics of three reading and addresses common problems in tree reading.
This resource is available from the National Evolutionary Synthesis Center
- [History of life: Grades 9-12] Present-day species evolved from earlier species; the relatedness of organisms is the result of common ancestry. (LS4.A)
- [History of life: Grades 13-16] Present-day species evolved from earlier species; the relatedness of organisms is the result of common ancestry.
- [Studying evolution: Grades 9-12] Evolutionary trees (i.e. phylogenies or cladograms) portray hypotheses about evolutionary relationships.
- [Studying evolution: Grades 13-16] Evolutionary trees (i.e., phylogenies or cladograms) portray hypotheses about evolutionary relationships.
- Disciplinary Core Idea LS4.A: Evidence of Common Ancestry and Diversity
Use this video as a quick introduction in class or a review for students who might need a brush up on tree-thinking. In class, make sure that you leave time for discussion and questions afterwards.