- Simple Animal Phyla
- Wormlike Animal Phyla
- Porifera (Sponge) Phylum
- 3 Cell Types
- Collar cells
- Epithelial cells
- Amoeboid cells
- Inner+Outer Body Surfaces
- Nutrients
- Reproductive Cells
- Skeleton
- Asymmetrical
- Asexually and Sexually
- Egg and Sperm
- Budding
- Cnidaria (Two-Layered) Phylum
- Radially Symmetrical
- Two Cell Types
- Dipoblastic
- Inner Layer (Gastrodermal) Cells
- Outer Layer (Ectodermal) Cells
- Specified Organs
- Nerve Net
- Muscle Cells
- Motile (Moving)
- Water Flow through Sponge
- Specified Layers
- Sessile (Not Moving)
- Nervous System
- Asexually and Sexually
- Polyps
- Eggs and Sperm
- Budding
- Medusae
- Specified Organs