Lecture #14 Date _____ Chapter 33 ~ Invertebrates Parazoa Invertebrates: animals without backbones Closest lineage to protists Loose federation of cells (unspecialized);…
Chapter 33 Invertebrates Parazoa Invertebrates: animals without backbones Closest lineage to protists Loose federation of cells (unspecialized); no tissues Phy.: Porifera…