Question

Give an account of sub-kingdom metazoa.​

Answer 1

Answer:

all animals including fish, amphibians, reptiles and mammals other than protozoans and sponges are collectively called as metazoa. they are multicellular eukaryotic organisms with differentiated tissues.metazoans comes under the class animalia. Several lines of evidence indicate that choanozoans gave rise to sponges, which are the most primitive metazoans.

Explanation:

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