he last common ancestor of all animals was probably similar to a flagellated pro

Question

he last common ancestor of all animals was probably similar to a flagellated protist. In what animal phylum are flagellated choanocytes found? orifera Ctenophora C) Cnidaria D) Mollusca E) Choanoflagellatea 5) What distinguishes complete metamorphosis from incomplete metamorphosis in insects? A) presence of wings in the adult, but not in earlier life stages B) presence of sex organs in the adult, but not in earlier life stages radically different appearance between adults and earlier life stages only A and B E) A, B, and C

Explanation / Answer

4. Option E is correct

Flagellated choanocytes are eukaryotic organisms belonging to Choanoflagellata.

They are considered to be the closest living relatives of animals.

5. Option E is correct

In insects, wings and sexual organs are found only in the adult stages. Adult forms appear completely different from the juvenile forms.

Ex: Butterfly and Caterpillar

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