Question

name the phylum in which organisms are made up of cell aggregates​

Answer 1

Answer:

porifera

Explanation:

because they have cellular level of organization

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Answer 2

Poriferans i.e., sponges have a cellular level of body organisation. Cnidarians have tissue grade of body organisation. Roundworms have organ system level of body organisation. Flatworms have organ and organ system level of body organisation

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