Write any five major difference between chordates and non
Answers
Difference Between Chordates and Non-Chordates
Content_imgThe animal has a cord or backbone in their body structure are chordates. Contrary, Non-chordates are the animals without backbone or notochord, this the vital difference between chordates and non-chordates is that the.
These animals belong to the different phyla of the animal kingdom. Also being same at the multicellular level, there is a lot of difference between patterns of organization of cells in this kingdom. Lower animals like coelenterates, sponges differ in cellular level of organization, at the organ level (radial and bilateral) Platyhelminthes and other members differ.
Difference # Chordates:
1. A notochord is present at some stage in the life of a chordate.
2. Central nervous system is dorsal and hollow.
3. Gill slits are present in the pharynx either in the embryo or adult.
4. Tail is present at some stage in the life of the chordate.
5. Heart is ventral.
6. If present RBCs contain respiratory pigment (haemoglobin).
Difference # Non-chordates:
1. Notochord is not present at any stage in the life of a non-chordate.
2. Central nervous system is ventral and solid.
3. Gill slits are absent.
4. Tail is absent.
5. Heart is dorsal (if present).
6. If haemoglobin or other respiratory pigment is present, it is found in the blood plasma. RBCs are absent.