There are over 200 species of Scyphozoa, about 50 species of Staurozoa, about 20 species of Cubozoa, and in Hydrozoa there are about 1000-1500 species that produce medusae (and many more hydrozoa species that do not).
A jellyfish is multicellular but it does depend on the time.
Jellyfish are single celled organisms.
No.
No.
No, theyre many celled. They are classified as animals.
Yes it is there are many examples of living organisms without brains such as single celled bacteria, jellyfish and plants
No, jellyfish are not protozoans. They are part of the phylum Cnidaria, which includes animals like jellyfish, corals, and sea anemones. Protozoans are single-celled organisms that belong to a different group in the classification of living organisms.
Jellyfish were not even alive during the Precambrian era because only single-celled organisms lived.
one celled
We cannot really tell the exact inches because zoo-plankton means from tiny microbes to jellyfish,although zoo-plankton are tiny, single-celled organisms.
No. Bacteria are single-celled.
They're called foraminifera, single-celled protists that construct shells.