Chapter 2 Animal Kingdom Part 2 (Phylum Porifera and Coelenterata, Ctenophora) by TEACHING CARE online tuition and coaching classes Animal Kingdom Part 2 (Phylum Porifera, Coelenterata and Ctenophora) Phylum Porifera / Parazoa / Sponges: The porifera are the lowest multicellular animals (metazoans) without definite true tissues. In other words, they have “cellular level” of […]
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