Invertebrate Zoology Lecture - Notes Ppt New Work

These basal phyla branched early on the animal tree of life. They provide critical insight into the origins of multicellularity and tissue specialization. Phylum Porifera (The Sponges)

The most complex and common architecture. Highly branched systems of canals lead to distinct flagellated chambers. This maximizes surface area for nutrient absorption. 3. Phylum Cnidaria (Hydras, Jellyfish, Corals) invertebrate zoology lecture notes ppt new

They serve as sources of food, materials, and pharmaceutical products. 2. Major Invertebrate Phyla: A Quick Survey These basal phyla branched early on the animal tree of life