The worksheets feature multiple choice questions, short response questions, and cladogram drawings ... Instruct students to use Deep Tree to create a phylogenetic tree poster or digital ...

This may be the reason why biologists have only in the last few decades come to develop a rigorous understanding of phylogenetic trees. This understanding allows present-day researchers to use ...

Cladogram: a branching diagram that represents only phylogenetic relationships among ... Node: Evolutionary relationships are often represented by tree-like patterns of branching lineages.

Image usage restrictions: News organizations may use or redistribute this image, with proper attribution, as part of news coverage of this paper only. The backscatter ...