demarcus-nicholes documents

Chapter 33 Notes Invertebrates. Concept 33.1 Phylum porifera: - asymmetric - ex. sponges - sessile adults, larva may swim - have no nerves or muscles;
Documents Chapter 33 Notes Invertebrates. Concept 33.1 Phylum porifera: - asymmetric - ex. sponges - sessile adults, larva may swim - have no nerves or muscles;