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Online Course for Teachers: Teaching Evolution

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SESSION 3: What Is the Evidence for Evolution?

Evaluate Part A: All in the Family

Image from the All in the Family Web activity showing a part of an evolutionary family tree.

Scientists use multiple lines of evidence to create more accurate family trees or phylogenies of species. Explore how different lines of evidence can help create family trees by doing the All in the Family Web activity.

All In the Family

Summarize your responses to the following:


How do scientists build phylogenetic trees?


Describe specific examples from this entire session of how multiple lines of evidence are used to determine the phylogenetic relationship of different organisms.



Next: Evaluate Part B: Revise Your Concept Map

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