1. How are mosses similar to ferns in their life cycles and how are ferns similar to angiosperms in their internal structures?
2. Draw a phylogenetic tree of the animal kingdom including the following phyla: Annelida, Arthropoda, Cnidaria, Chordata, Mollusca, Nematoda, Platyhelminthes, and Porifera. Indicate the key features that separate the branches.