Here are two different trees depicting the evolutionary relationship of various classes of animals. Which one is better? Why?
The question is based on the following assigned paper:
Meisel, R.P. (2010) Teaching Tree-Thinking to Undergraduate Biology Students. Evo. Edu. Outreach 3:621-628. [doi: 10.1007/s12052-010-0254-9]
[Image Credit: The tree on the left is from Campbell Biology Chapter 32 Activities Quiz (2002)]