Define the terms: Metamerism : segmentation of by which it partially transect Tagmatisation it is the speciali canon of the bo display different functions. (Tagmara) Compare the body plans of members of the phyla Arthropoda, Annelida and Nematoda Nematoda known as their segmented body plans (Meramerism). Arthropods exhibit Tagroachization while Annelida and Nematada don’t posses tegmata. are By segmented body pla (3 points) What morphological (not molecular) evidence supports the old hypothesis that 3 annelids were the nearest relatives of arthropods? By

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