How do non-chordates differ from chordate animals?

Question

Philoid · Accepted Answer

Differences between non-chordate and chordate animals:

Non-chordate animals	Chordate animals
Do not have notochord and are also called invertebrates.	They have notochord in any stage of life. A tubular nerve cord and pharyngeal gill are also present.
Central nervous system is solid and ventral.	Central nervous system is hollow and dorsal.
Heart is dorsal, if present.	Heart is always ventral.
Haemoglobin is dissolved in plasma.	Haemoglobin is present in RBC.
Post anal tail is absent.	Tail present is post anal.