1. You can also prepare for the lab by working through the following online activities:
• “The Evolution of Flight in Birds”
This activity provides a real-world example of how cladograms are used to
understand evolutionary relationships.
• “What did T. rex taste like?”
• “Journey into Phylogenetic Systematics” • •
Additional videos can be found by searching “NCBI BLAST” on YouTube.
To help you and your students use BLAST, you might review the tutorials developed
by NCBI at