Question

difference between chordate and non chordata​

Answer 1

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Chrdates

■ Pharyngeal gill slits are present at some stage of life in Chordates. ■Chordates can be cold or warm-blooded,

■Nervd cord is single, dorsal, without ganglia in Chordates and in .

Non chordates

■ Pharyngeal gill slits are completely absent at some stage of life.

■ Non-chordates are cold-blooded only

■ Non-chordates it is double, ventral, and with ganglia.

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Answer 2

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Non - chordate is a skeletal rod , and nerve cord is a solid strand of nervous tissue . The main difference between non chordate and Nerve cord is that non chordate belongs to the skeleton where as Nerve cells belong to the central nervous system of chordates .