sea horse is classified under fish but jelly fish is not considered as a fish but in collenterata
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sea horse is a bony fish placed under the phylum chordates in the genus hippocampus. this is because they show the characteristics of a fish with a notochord and scaly body,
jelly fish is a pseudo fish ie it does not have the characteristics of a chordate and is a medusoid coelentrate.
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because 1.jelly fish body show radial symmetry.
2. their respiratory, circulatory and excretory organs are absent.
3. it's nervous system is primitive, has only network of nerve cells.
4. it's body show adjacent type of reproduction.
5. it has large Centershape cavity and mouth cavity is absent.
2. their respiratory, circulatory and excretory organs are absent.
3. it's nervous system is primitive, has only network of nerve cells.
4. it's body show adjacent type of reproduction.
5. it has large Centershape cavity and mouth cavity is absent.
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